Z100 9@9 (04.21.2010)
9 JLS - Everybody In Love [R]
8 Selena Gomez and The Scene - Naturally [R]
7 Lady Antebellum - Need You Now [-2]
6 Sean Kingston/Justin Bieber - Eenie Meenie [-2]
5 Ke$ha - Your Love Is My Drug [-3]
4 Taio Cruz/Ludacris - Break Your Heart [+5]
3 Usher/will.i.am - OMG [R]
2 Lady Gaga - Alejandro [-1]
1 B.o.B./Bruno Mars - Nothing On You [R]
Falloffs
3 Kevin Rudolf/Birdman/Lil Wayne/Jay Sean - I Made It
6 Trey Songz/Fabolous - Say Aah
7 Train - Hey, Soul Sister
8 Jay-Z/Mr. Hudson - Young Forever