Lady Gaga knows how to be fashion-forward, but that doesn't mean she follows the trends...

Bruno Mars is so cool...

Steve Martin isn't bitter about never having won an Oscar. Or is he?

Demi Lovato cuddles up to a new man... for a video!

Adam Levine experiences cuteness overload.

Rihanna may rhyme with banana, but the connection stops there.

Miley Cyrus will not stand for haters on Twitter.

Conan O’Brien has a brilliant idea...

Ke$ha changes her look, er, dresses like Ke$ha.

On the eve of his 18th birthday, Justin Bieber couldn't wait!

Zooey Deschanel is not impressed with iPhone update speeds.

Gwyneth Paltrow had a blast at the Oscars...

Steve Martin, however, had a different thought. (Yes, Steve again - it's too good!)

Dane Cook has a message for girls who are too skinny.

Looks like Wiz Khalifa is getting hitched!