American Idol finalists Jason Castro, David Archuleta, Brooke White and Syesha Mercado were all smiles at the launch of BritWeek 2008 in Los Angeles last week.

The event, which is the brainchild of American Idol producer Nigel Lythgoe, celebrates British contributions to the world of entertainment.

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.