48. Sleazy - Ke$ha
47. Toxic - Britney Spears
46. Don't Trust Me - 3OH!3
44. Whos That Chick - David Guetta Ft. Rihanna
43. (I Got That) Boom Boom - Britney Spears
42. Circus - Britney Spears
41. Gimme More - Britney Spears
40. Your Love is My Drug - Ke$ha
39. Evacuate the Dancefloor - Cascada
38. Do Somethin' - Britney Spears
37. Boys (The Co-Ed Remix) - Britney Spears
36. Slow Motion - Ke$ha
35. Boom Boom Pow - The Black Eyed Peas
33. Ke$ha - Party at a Rich Dudes house
32. Britney Spears - Womanizer
31. Get Sexy - Sugababes
All great songs!