0Celebrity TwitpicsKaty Perry meets Mark Zuckerberg, Courtney Love visits Oxford, and Ellen DeGeneres gets “Giggy” with it. See pictures of stars’ Twitter photos.Updated Jul. 13, 2017 12:29PM ET / Published Jan. 28, 2011 1:57AM ET Katy Perry Katie Couric Courtney Love Ryan Seacrest Eliza Dushku Betty White Arnold Schwarzenegger Ellen DeGeneres with Lisa Vanderpump Eva Longoria Olivia Munn Neil Diamond Zachary Quinto Matthew Perry
Katy Perry Katie Couric Courtney Love Ryan Seacrest Eliza Dushku Betty White Arnold Schwarzenegger Ellen DeGeneres with Lisa Vanderpump Eva Longoria Olivia Munn Neil Diamond Zachary Quinto Matthew Perry