It's time to test your knowledge of what's happened this week with our favorite celebrities. Have you paid attention to everything that's gone down? Take the quiz!

1 of 10

Who joined Katie Holmes and Malin Akerman at a J.Crew photo shoot?

2 of 10

Which celebrity gave fans a glimpse of his Calvin Klein underwear?

3 of 10

Which rapper did not join Salma Hayek as a guest on The Late Show?

4 of 10

Which of Penn Badgley's Gossip Girl costars joined him for a roof party in NYC?

5 of 10

Which fashion designer invited Madonna, Gwyneth Paltrow, and Victoria Beckham to the opening of a new boutique?

6 of 10

George Clooney is busy with reshoots for which film?

7 of 10

Jennifer Garner and Seraphina Affleck played with which kind of animal?

8 of 10

Who performed at the MuchMusic Awards in daisy dukes?

9 of 10

Heidi Klum used what noisy toy on Late Night With Jimmy Fallon?

10 of 10

Who made a cameo with Ben Affleck at the Los Angeles Film Festival?