Zac Efron

He was hospitalized on Friday (Aug. 2).

Long live 'Tiger Beat' and 'Bop' magazine.

It's no surprise Jennifer Aniston's hair — a.k.a. "The Rachel" — made the list.

If there are Zac Efron and Russell sightings in New Jersey in November don't be surprised.

We love a #Zanessa throwback.

Business in the front, party in the back.

Because breaking up is hard to do.

A new Charlize Theron movie, a Zac Efron travel series, and an ‘Unsolved Mysteries’ update are all on the way.

Kelly is joined by Zac Efron, Missy Elliott, Shia LaBeouf and more.

See how your favorite celebrities have transformed since they first made it big.

From photos of exes to caption mishaps, we've rounded up 25 instances celebrities deleted posts from their Instagram feeds.

These celebrities are sober.