11. Estelle, “American Boy”
The singer teamed up with Kanye West for her debut single, which was the jam of the summer in 2008.
12. Floetry, “Say Yes”
“Say Yes” is the second single off the duo’s debut album and it’s definitely their sexiest song to date.
13. Gnarls Barkley, “Crazy”
Cee Lo Green randomly teamed up with DJ Danger Mouse but the result was something special: Gnarls Barkley paired Green’s silky voice with Mouse’s brilliant beats.
14. Goapele, “Closer”
Goapele expanded neo soul’s sound by mixing in trip hop and lieder on her debut album, Even Closer.
15. India.Arie, “Video”
“Video” earned the singer for Grammy nominations in 2002 and is her most successful (and popular) song to date.