50. Miley Cyrus - "7 Things"
Miley Cyrus' clever pop romp about teen romance generated significant speculation about who the target of the song's lyrics may be.
49. Kanye West - "Heartless"
Kanye West uses auto-tune technology to deepen the sense of emotional pain.
48. Lil Wayne - "A Milli"
The only man this year to sell one million copies of an album in one week celebrates himself and his money.
47. Duffy - "Warwick Avenue"
Duffy wraps a soulful caress around the song's lyrics that makes the record instantly unforgettable.
46. Flobots - "Handlebars"
How does riding a bike without using handlebars lead to widespread oppression? Listen to the Flobots and find out.
45. Secondhand Serenade - "Fall for You"
Secondhand Serenade is the name used by singer/songwriter John Vesely for his recordings. "Fall for You" is a heartfelt ballad of a relationship in trouble.
44. John Mayer - "Say"
"Say" was recorded by John Mayer for the soundtrack of the film The Bucket List.
43. All-American Rejects - "Gives You Hell"
All-American Rejects aim for memorable anthem status here. The song is perfect for all those with revenge fantasies.
42. Britney Spears - "Circus"
The title song of Britney Spears' latest album Circus is a ramped up electronic stomper that easily outdistances the first single "Womanizer."
41. Metro Station - "Shake It"
Miley Cyrus' half-brother Trace became a household name among pop fans when his band Metro Station rolled into the top 5 of the pop singles chart with this irresistible pop-rock tune. Listen for the unmistakable influence of 80's pop-rock band the Cars.











