I would say, just let your personal countdown reflect who you are. You should'nt let other people tell you who should be #1 or who should be where on the countdown. This countdown is you, it represents you, so it should show who you are.
15. Danity Kane - Ride For You
14. Jennifer Lopez - Que Hiciste
13. Robin Thicke - Lost Without U
12. Pussycat Dolls - Wait A Minute
11. Christina Aguilera - Candyman
Lily Allen - Smile(1st day/DEBUT/P:10)
Carrie Underwood - Wasted(2nd Day/-3/P:6)
Katharine McPhee - Over It(1st Day/DEBUT/P:8)
My Chemical Romance - Famous Last Words(2nd Day/-3/P:4)
Nelly Furtado - Say It Right (2nd Day/-4/P:2)
Fergie - Glamorous (2nd Day/+4/P:5)
JoJo - How To Touch A Girl(1st Day/DEBUT/P:4)
Hilary Duff - With Love (2nd Day/=/P:3)
Justin Timberlake - What Goes Around (2nd Day/-1/P:1[1])
15.Jesse McCrtney - Just So You Know
14. Pussycat Dolls - Wait A Minute
13. Ashley Tisdale - Be good To Me
12. Lily Allen - Smile
11. JoJo -How To Touch A Girl
My Chemical Romance - Famous Last Words (3rd day/-3/P:4)
Christina Aguilera - Candyman (2nd Day/RETURN/P:7)