A revellers wears a plaster mask during concert at the Wave and Goth festival in Leipzig May 26, 2012. The annual festival, known in Germany as Wave-Gotik Treffen, features over 150 bands and artist in venues all over the city playing Gothic rock and other styles of the dark wave music subculture. The event that counts as one of the biggest of its kind attract a regular audience of up to 20,000 the organisers said. REUTERS/Thomas Peter (GERMANY - Tags: ENTERTAINMENT)