Johnny Hallyday's producer Jean-Claude Camus (2nd R) arrives at Los Angeles international airport December 15, 2009. Hallyday had surgery at the Cedars-Sinai hospital in Los Angeles where he was admitted on December 7, 2009, his publicists said. Hallyday, one of France's most popular entertainers in a career spanning almost 50 years, has been suffering health problems recently. REUTERS/Benoit Tessier (UNITED STATES - Tags: ENTERTAINMENT HEALTH)