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

How much is Jessica Simpson's new diamond ring worth?

2 of 10

Who did Rihanna sit next to at Katy Perry's concert?

3 of 10

What scary thing happened on the Don't Be Afraid of the Dark set?

4 of 10

Why might Orlando Bloom drop out of a fourth Pirates movie?

5 of 10

Brad Pitt joked that his curfew is when?

6 of 10

Where are Kate Moss and Philip Green rumored to be opening their next Topshop?

7 of 10

Who skipped the red carpet at the Express TXT L8TER party?

8 of 10

When is The Hills new season premiering?

9 of 10

Reggie apparently found texts from which man on Kim Kardashian's phone?

10 of 10

Where did Jennifer Lopez and Marc Anthony take their twins on a family vacation?