Anderson Cooper Has 'Always Giggled Like a Teen Girl' !!

"I've always giggled like a 13-year-old girl at a Justin Bieber meet and greet. There's nothing I can do about it but I've never not been able to stop ... the first thing my building super said to me was, 'What's wrong with your laugh?'"

•CNN anchor Anderson Cooper jokes about the viral response to his on-air giggle fit while reporting on Gérard Depardieu toEntertainment Weekly.