Rounding out the top tier are Katy Perry 's " Hot N Cold " at No. 6 , Kevin Rudolf 's " Let It Rock " featuring Lil Wayne at No. 7 , Ne-Yo 's " Miss Independent " at No. 8 , Rihanna 's " Disturbia " at No. 9 and Jason Mraz 's " I 'm Yours " at No. 10 .