The #1 R&B song on March 21, 2007

Lost Without U By Robin Thicke

Other #1 songs on March 21, 2007

#1 Hit Song

Glamorous
Fergie featuring Ludacris

UK #1 Song

Walk This Way
Sugababes vs. Girls Aloud

#1 Country Song

Beer in Mexico
Kenny Chesney

#1 Alternative Hit

Pain
Three Days Grace

#1 Dance Track

And I Am Telling You I'm Not Going
Jennifer Hudson

Notable March 21 birthdays in the 2000s

Elam Roberson
Pop Singer
Born March 21, 2005
Alfie Sheard
Pop Singer
Born March 21, 2001
Forrest Wheeler
TV Actor
Born March 21, 2004
Yoon San-ha
Pop Singer
Born March 21, 2000
Mariel's Music
Pop Singer
Born March 21, 2002