This Week's Best Celeb Quotes

Jennifer wants to be a great mom, plus more from Tracy Morgan, Lindsay Lohan and others

"I've been prepping for my role as Medusa."

Joaquin Phoenix, staring at his wild hair in the camera, on Live with Regis and Kelly

"He'll either be completely serious or he'll just act nutso."

Mark Wahlberg, on his unpredictable We Own the Night costar Phoenix, to Conan O'Brien