If Adam Sandler is the Big Daddy, what does that make Jon Stewart?

"I'm the little daddy," offers Stewart, who plays a lawyer in the comedy. Stewart, 36, who hosts Comedy Central's The Daily Show, finds it hard adjusting to filmmaking's snaillike pace.

"Usually when you're someplace for 14 hours, at the end of the day you can look behind you at this stack of stuff that you did," Stewart says. "But with this, literally all you've accomplished is telling the waitress in the scene that you'll have a tuna sandwich."