For our next installment of Hollywood jobs -- to look at those gigs behind-the-scenes that help make the movies -- get your gut ready.

There's a whole industry in Hollywood based on laughter. Not the kind to make you laugh, but rather finding the best people out there for laugh tracks.

It's Lisette St. Claire's job as the world's first laugh wrangler, and explains what it take to be the best in the laughing biz.