Now That's What I Call Music! 21 (U.S. series)

Now That's What I Call Music! 21
Compilation album by various artists
Released	April 4, 2006
Genre	Pop
Length	72:36
Label	UMG
Series chronology
Now That's What I Call Music! 20 (2005) Now That's What I Call Music! 21 (2006) Now That's What I Call Music! 22 (2006)

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Allmusic

Now That's What I Call Music! 21 was released on April 4, 2006. The album is the 21st edition of the (U.S.) Now! series. The album peaked at number two on the Billboard 200 and has been certified Platinum. It features three Billboard Hot 100 number-one hits: "Don't Forget About Us", "Grillz" and "Run It!".

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