A dress, which lights up in different colors based on the sentiment of tweets about it by using IBM's cognitive technology Watson and designed by high fashion house Marchesa, is shown at the IBM stand at the Mobile World Congress in Barcelona, Spain, March 1, 2017. REUTERS/Paul Hanna 

A dress, which lights up in different colors based on the sentiment of tweets about it by using IBM's cognitive technology Watson and designed by high fashion house Marchesa, is shown at the IBM stand at the Mobile World Congress in Barcelona, Spain, March 1, 2017. REUTERS/Paul Hanna 

A model winces in pain as she has her hair braided backstage before a showing of the Marchesa Spring/Summer 2013 collection during New York Fashion Week, September 12, 2012. REUTERS/Lucas Jackson (UNITED STATES - Tags: FASHION) 

Actress Halle Berry arrives at the 83rd Academy Awards in Hollywood, California, February 27, 2011. (OSCARS-ARRIVALS) REUTERS/Lucas Jackson (UNITED STATES - Tags: ENTERTAINMENT) 

Actress Halle Berry arrives at the 83rd Academy Awards in Hollywood, California, February 27, 2011. Berry is dressed by Marchesa. REUTERS/Lucas Jackson (UNITED STATES - Tags: ENTERTAINMENT) (OSCARS-ARRIVALS) 

Halle Berry arrives at the 83rd Academy Awards in Hollywood, California, February 27, 2011. Berry is dressed by Marchesa. REUTERS/Lucy Nicholson (UNITED STATES - Tags: ENTERTAINMENT) (OSCARS-ARRIVALS) 

Hailee Steinfeld, best supporting actress nominee for her role in "True Grit", arrives at the 83rd Academy Awards in Hollywood, California, February 27, 2011. REUTERS/Mario Anzuoni (UNITED STATES - Tags: ENTERTAINMENT) (OSCARS-ARRIVALS) 

Hailee Steinfeld, best supporting actress nominee for her role in "True Grit," arrives at the 83rd Academy Awards in Hollywood, California, February 27, 2011. REUTERS/Mario Anzuoni (UNITED STATES - Tags: ENTERTAINMENT) (OSCARS-ARRIVALS) 

Actress Halle Berry arrives at the 83rd Academy Awards in Hollywood, California, February 27, 2011. Berry is dressed by Marchesa. REUTERS/Lucy Nicholson (UNITED STATES - Tags: ENTERTAINMENT) (OSCARS-ARRIVALS) 

Hailee Steinfeld, best supporting actress nominee for her role in "True Grit," arrives at the 83rd Academy Awards in Hollywood, California, February 27, 2011. REUTERS/Mario Anzuoni (UNITED STATES - Tags: ENTERTAINMENT) (OSCARS-ARRIVALS) 

Hailee Steinfeld, best supporting actress nominee for her role in "True Grit", stands in front of Rachid Bouchareb (R), director of the Algerian best foreign film nominee "Outside the Law", as they arrive at the 83rd Academy Awards in Hollywood, California, February 27, 2011. REUTERS/Mario Anzuoni (UNITED STATES - Tags: ENTERTAINMENT) (OSCARS-ARRIVALS) 

Hailee Steinfeld, best supporting actress nominee for her role in "True Grit," arrives at the 83rd Academy Awards in Hollywood, California, February 27, 2011. REUTERS/Mario Anzuoni (UNITED STATES - Tags: ENTERTAINMENT) (OSCARS-ARRIVALS) 

Hailee Steinfeld, best supporting actress nominee for her role in "True Grit," arrives at the 83rd Academy Awards in Hollywood, California, February 27, 2011. REUTERS/Lucy Nicholson (UNITED STATES - Tags: ENTERTAINMENT) (OSCARS-ARRIVALS) 

Hailee Steinfeld, best supporting actress nominee for her role in "True Grit", arrives at the 83rd Academy Awards in Hollywood, California, February 27, 2011. Steinfeld is dressed by Marchesa. REUTERS/Lucy Nicholson (UNITED STATES - Tags: ENTERTAINMENT) (OSCARS-ARRIVALS) 

Hailee Steinfeld, best supporting actress nominee for her role in "True Grit," poses as she arrives at the 83rd Academy Awards in Hollywood, California, February 27, 2011. REUTERS/Lucas Jackson (UNITED STATES - Tags: ENTERTAINMENT) (OSCARS-ARRIVALS) 

Actress Hailee Steinfeld, best supporting actress nominee for her role in "True Grit," arrives at the 83rd Academy Awards in Hollywood, California, February 27, 2011. REUTERS/Lucas Jackson (UNITED STATES - Tags: ENTERTAINMENT) (OSCARS-ARRIVALS) 

Actress Hailee Steinfeld, best supporting actress nominee for her role in "True Grit," arrives at the 83rd Academy Awards in Hollywood, California, February 27, 2011. REUTERS/Lucas Jackson (UNITED STATES - Tags: ENTERTAINMENT) (OSCARS-ARRIVALS) 

Hailee Steinfeld, best supporting actress nominee for her role in "True Grit," arrives at the 83rd Academy Awards in Hollywood, California, February 27, 2011. REUTERS/Lucas Jackson (UNITED STATES - Tags: ENTERTAINMENT) (OSCARS-ARRIVALS) 

Actress Hailee Steinfeld, best supporting actress nominee for her role in "True Grit," is pictured arriving at the 83rd Academy Awards in Hollywood, California, February 27, 2011. Steinfeld's clutch is by Ferragamo. REUTERS/Lucas Jackson (UNITED STATES - Tags: ENTERTAINMENT) (OSCARS-ARRIVALS) 

Hailee Steinfeld, best supporting actress nominee for her role in "True Grit," arrives at the 83rd Academy Awards in Hollywood, California, February 27, 2011. REUTERS/Lucas Jackson (UNITED STATES - Tags: ENTERTAINMENT) (OSCARS-ARRIVALS) 

Hailee Steinfeld, best supporting actress nominee for her role in "True Grit," arrives at the 83rd Academy Awards in Hollywood, California, February 27, 2011. REUTERS/Lucas Jackson (UNITED STATES - Tags: ENTERTAINMENT) (OSCARS-ARRIVALS) 

A woman takes a photo on her camera phone as models present creations at the Marchesa Fall/Winter 2011 collection during New York Fashion Week February 16, 2011. REUTERS/Jessica Rinaldi (UNITED STATES - Tags: FASHION) 

A model presents a creation from the Marchesa Fall/Winter 2011 collection during New York Fashion Week February 16, 2011. REUTERS/Jessica Rinaldi (UNITED STATES - Tags: FASHION) 

A model presents a creation from the Marchesa Fall/Winter 2011 collection during New York Fashion Week February 16, 2011. REUTERS/Jessica Rinaldi (UNITED STATES - Tags: FASHION IMAGES OF THE DAY) 

Actress Sandra Bullock walks off stage with her best actress Oscar received for her role in "The Blind Side," backstage at the the 82nd Academy Awards in Hollywood March 7, 2010. REUTERS/Lucy Nicholson (UNITED STATES) (OSCARS-BACKSTAGE - Tags: ENTERTAINMENT SOCIETY IMAGES OF THE DAY) 

Actress Sandra Bullock smiles with her best actress Oscar after winning for her role in "The Blind Side" backstage at the 82nd Academy Awards in Hollywood March 7, 2010. REUTERS/Lucy Nicholson (UNITED STATES) (OSCARS-BACKSTAGE - Tags: ENTERTAINMENT IMAGES OF THE DAY) 

Actress Sandra Bullock poses backstage with her best actress Oscar for her role in "The Blind Side" at the 82nd Academy Awards in Hollywood, March 7, 2010. REUTERS/Lucy Nicholson (UNITED STATES) (OSCARS-BACKSTAGE - Tags: ENTERTAINMENT) 

Actress Jessica Alba (R), dressed in Marchesa and wearing jewelry from Cartier, and her boyfriend Cash Warren arrive at the 80th annual Academy Awards in Hollywood February 24, 2008. REUTERS/Lucas Jackson (UNITED STATES-OSCARS) 

Actors Steve Carell and Anne Hathaway, dressed in Marchesa and wearing jewellery by Harry Winston, take the stage to present the award for best animated feature during the 80th annual Academy Awards, the Oscars, in Hollywood February 24, 2008. REUTERS/Gary Hershorn (UNITED STATES-OSCARS) 

Actress Anne Hathaway, dressed in Marchesa and wearing jewellery by Harry Winston, takes the stage to present the award for best animated feature during the 80th annual Academy Awards, the Oscars, in Hollywood February 24, 2008. REUTERS/Gary Hershorn (UNITED STATES-OSCARS) 

Actress Jessica Alba, dressed in Marchesa and waering jewelry from Cartier, looks at her dress on the red carpet as she arrives at the 80th annual Academy Awards, the Oscars, in Hollywood February 24, 2008. REUTERS/Mario Anzuoni (UNITED STATES-OSCARS) 

Actress Jessica Alba, dressed in Marchesa and wearing jewelry from Cartier, poses on the red carpet as she arrives at the 80th annual Academy Awards, the Oscars, in Hollywood February 24, 2008. REUTERS/Mario Anzuoni (UNITED STATES-OSCARS) 

Actress Jessica Alba, dressed in Marchesa and wearing earrings from Cartier, arrives at the 80th annual Academy Awards, the Oscars, in Hollywood February 24, 2008. REUTERS/Lucas Jackson (UNITED STATES-OSCARS) 

Actress Anne Hathaway, dressed in Marchesa and wearing jewellery by Harry Winston, arrives at the 80th annual Academy Awards, the Oscars, in Hollywood February 24, 2008. REUTERS/Carlos Barria (UNITED STATES-OSCARS) 

Actress Anne Hathaway (L), dressed in Marchesa and wearing jewellery by Harry Winston, arrives with her boyfriend Raffaello Follieri at the 80th annual Academy Awards, the Oscars, in Hollywood February 24, 2008. REUTERS/Carlos Barria (UNITED STATES-OSCARS) 

Actress Anne Hathaway, dressed in Marchesa and wearing jewellery by Harry Winston, arrives at the 80th annual Academy Awards, the Oscars, in Hollywood, February 24, 2008. REUTERS/Carlos Barria (UNITED STATES) 

Actors Anne Hathaway, dressed in Marchesa and wearing jewellery by Harry Winston, and Steve Carell arrive for the 80th annual Academy Awards, the Oscars, in Hollywood February 24, 2008. REUTERS/Lucas Jackson (UNITED STATES-OSCARS) 

Actress Anne Hathaway, dressed in Marchesa and wearing jewellery by Harry Winston, poses as she arrives at the 80th annual Academy Awards, the Oscars, in Hollywood February 24, 2008. REUTERS/Mario Anzuoni (UNITED STATES-OSCARS) 

Actors Anne Hathaway, dressed in Marchesa and wearing jewellery by Harry Winston, and Steve Carell (R) arrive at the 80th annual Academy Awards, the Oscars, in Hollywood, February 24, 2008. REUTERS/Lucas Jackson (UNITED STATES-OSCARS) 

Actress Anne Hathaway, dressed in Marchesa and wearing jewellery by Harry Winston, arrives at the 80th annual Academy Awards, the Oscars, in Hollywood February 24, 2008. REUTERS/Mario Anzuoni (UNITED STATES-OSCARS) 

Actors Queen Latifah and John Travolta present the Best Original Song Oscar at the 79th Annual Academy Awards in Hollywood, California, February 25, 2007. REUTERS/Gary Hershorn (UNITED STATES) 

Actress and singer Jennifer Lopez arrives at the 79th Annual Academy Awards in Hollywood, California, February 25, 2007. REUTERS/Lucy Nicholson (UNITED STATES) 

Actress and singer Jennifer Lopez arrives at the 79th Annual Academy Awards in Hollywood, California, February 25, 2007. Lopez is wearing a dress designed by Marchesa and jewelry by Lorraine Schwartz. REUTERS/Lucy Nicholson (UNITED STATES) 

Actress Jennifer Lopez arrives at the 79th Annual Academy Awards in Hollywood, California February 25, 2007. REUTERS/Lucas Jackson (UNITED STATES) 

Jennifer Lopez laughs as her husband Marc Anthony takes a picture as they arrive at the 79th Annual Academy Awards in Hollywood, California February 25, 2007. REUTERS/Lucas Jackson (UNITED STATES) 

Actress and singer Jennifer Lopez arrives at the 79th Annual Academy Awards in Hollywood, California, February 25, 2007. REUTERS/Lucy Nicholson (UNITED STATES) 

Singers Marc Anthony (L) and Jennifer Lopez arrive at the 79th Annual Academy Awards in Hollywood, California, February 25, 2007. REUTERS/Lucy Nicholson (UNITED STATES) 

Jennifer Lopez laughs as her husband Marc Anthony takes a picture as they arrive at the 79th Annual Academy Awards in Hollywood, California February 25, 2007. REUTERS/Lucas Jackson (UNITED STATES) 

Singers Marc Anthony (L) and Jennifer Lopez arrive at the 79th Annual Academy Awards in Hollywood, California February 25, 2007. REUTERS/Lucas Jackson (UNITED STATES) 

Jennifer Lopez and husband Marc Anthony arrive at the 79th Annual Academy Awards in Hollywood, California February 25, 2007. REUTERS/Lucas Jackson (UNITED STATES) 

Singer and actress Jennifer Lopez arrives at the 79th Annual Academy Awards in Hollywood, California February 25, 2007. REUTERS/Lucas Jackson (UNITED STATES)