Justin Bieber's evil eyes

What does the biggest pop star on the planet do while waiting around the set to film his first foray into prime-time TV?

Interviewed on Tomorrow Will Be Televised, CSI creator and executive producer Anthony Zuiker chats about working with Justin Bieber, who plays Jason McCann—a “troubled teen who is faced with a difficult decision regarding his only brother”—on Season 11 of the hit CBS series,