Rules (Do Not Erase):
Save Two Songs from Two Different Eras
Vote Again Only After a Vote Again Space
8. Britney Spears - Overprotected
33. P!nk - God Is A DJ
1. Ke$ha - C'mon
2. Beyoncé - Halo
3. Lady Gaga - The Edge Of Glory
4. Ke$ha - Die Young
5. Rihanna - Umbrella (feat. Jay-Z)
6. Taylor Swift - Sparks Fly
7. Britney Spears - I'm A Slave 4 U
8. Jennifer Lopez - Jenny From The Block (feat. Jadakiss & Styles P)
9. Christina Aguilera - Hurt
10. Beyoncé - Single Ladies (Put A Ring On It)
11. Christina Aguilera - Ain't No Other Man
12. Nicki Minaj - The Boys (with Cassie)
13. Lady Gaga - Yoü And I
14. Avril Lavigne - When You're Gone
15. Christina Aguilera - Candyman
16. Jennifer Lopez - I'm Glad
17. Rihanna - Disturbia
18. Britney Spears - I'm Not A Girl, Not Yet A Woman
19. Rihanna - Don't Stop The Music
OUT:
20.
21.