1. Rihanna's iconic bop "Rude Boy" was the No. 1 song in the country (because we had taste).
2. Rihanna also announced that Kesha and Nicki Minaj would be joining her for her North American dates of her Last Girl on Earth Tour.
3. Although Nicki would announce two days later that she was dropping out to finish her album:
Barbz I'm sorry 2 say I will not be going out on RiRi's tour. I've decided 2 use that time 4 the completion of my album. Hope u understand.
4. Justin Bieber's My World 2.0 and Usher's Raymond v. Raymond were among the best-selling albums in the country.
5. It was announced that Madonna and her daughter, Lourdes Leon, would team up for a tween clothing line called Material Girl.
6. Jennifer Aniston announced she would be launching her own perfume called Lolavie.
7. Anna Paquin came out as bisexual as part of a PSA video.
8. Halle Berry and Gabriel Aubry announced they had broken up after four years together.
9. While Jim Carrey and Jenny McCarthy announced that they had broken up after dating for five years.
10. And it was reported that Leighton Meester had split with her boyfriend and Gossip Girl co-star Sebastian Stan.
11. Also, it was announced that Sebastian Stan would be playing Bucky Barnes in the upcoming Captain America movie.
12. The Jesse James cheating scandal continued to dominate the tabloid headlines.
13. John Forsythe (best-known for playing Blake Carrington on Dynasty and being the voice of Charlie on Charlie's Angels) died at age 92.
14. Bret Michaels was hospitalized after suffering a brain hemorrhage.
15. Nicollette Sheridan sued Desperate Housewives creator Marc Cherry for $20 million after he allegedly hit her after she questioned him about something in a script.
16. Coachella happened and featured the Gorillaz, Muse, and Jay-Z as the headliners.
17. It was announced that Daniel Radcliffe would be coming back to Broadway in a revival of How to Succeed in Business.
18. Rumors began to circulate that Steve Carell would be leaving The Office at the end of the next season.
19. Adventure Time made its debut on Cartoon Network.
20. While Ugly Betty ended after four seasons.
21. Date Night and Tyler Perry's Why Did I Get Married Too? were among the movies released in theaters.
22. And finally, "Will It Blend? - iPad" was one of the most viral videos of the month:
