Most ticklish celebrity?

David Archuleta! he says so himself in this behind the scenes video of an AI Ford commercia and you can tell when the other Idols play around with him. a href="http://www.youtube.com/watch?v=Gzz8hXADhC4" rel="nofollow"http://www.youtube.com/watch?v=Gzz8hXADh…/a