Ben Stiller Slideshows

Celebrities attended fashion's most glamorous night at the 2016 Costume Institute Gala. Hearken back to the hottest looks right here and now!

'How To Be Single' premiered in New York last night, starring Alison Brie, Leslie Mann, Rebel Wilson and Dakota Johnson. Lindsay Lohan attended a private exhibit in London, while Mike Comrie took a call in Beverly Hills the same day his divorce from Hilary Duff was finalized.

Today in Rome, Derek Zoolander and Hansel were part of Valentino's window display. Elsewhere, Gwen Stefani picked up her kids from a birthday party wearing leather sweatpants, and Kenya Moore paraded her new man around New York.

Hulk Hogan, The Rock... and Jon Stewart? The following celebrities have all (temporarily) joined the world of professional wrestling.

Check out 25 movie star couples who were together in real life!

Some celebrity couples come and go. These ones are (probably) forever. We sincerely hope so at least.