8. Rebel Wilson met One Direction and Ed Sheeran:
13. Lena Dunham and Jack Antonoff played with a dog:
14. Jesse Tyler Ferguson, Sophia Vergara, and Eric Stonestreet took a mirror selfie:
16. And Will Smith hung out with Justin Bieber:
Bonus Twitpic: Ike Barinholtz’s friends hated his hat.
- Robert L. Dear was identified as the suspected gunman in a fatal shooting at a Planned Parenthood in Colorado Springs. ›
- World leaders will meet in Paris starting Monday to discuss a potential global climate change agreement. Here's what you need to know. ›
- And how well do you know what happened in the news this week? Take our quiz. ›