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
Length	1 Hour, 12 Minutes
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)

Professional ratings

Review scores
Source	Rating
AllMusic

Now That's What I Call Music! 21 was released on April 4, 2006. The album is the twenty-first edition of the (U.S.) Now series. It peaked at number 1, 3 and 4 on the Billboard 200 and has been certified 2x Platinum by the RIAA. The compilation includes three songs which reached the Billboard Hot 100: "Don't Forget About Us", "Grillz" & "Run It!".

The cover is inspired by the NOW 62 UK cover released in 2005.

Track listing

No.	Title	Artist	Length
1.	"Don't Forget About Us"	Mariah Carey	3:53
2.	"Stickwitu"	The Pussycat Dolls	3:28
3.	"Grillz"	Nelly feat. Paul Wall and Ali & Gipp	4:30
4.	"Run It!"	Chris Brown	3:12
5.	"My Humps"	The Black Eyed Peas	3:43
6.	"If It's Lovin' That You Want"	Rihanna	3:26
7.	"Fresh AZIMIZ"	Bow Wow feat. J-Kwon and Jermaine Dupri	3:48
8.	"Lean wit It, Rock wit It"	Dem Franchize Boyz feat. Peanut and Charlay	3:48
9.	"Stay Fly"	Three 6 Mafia feat. Young Buck and Eightball & MJG	3:35
10.	"I'm Sprung"	T-Pain	3:05
11.	"One Wish"	Ray J	3:57
12.	"Because of You"	Kelly Clarkson	3:39
13.	"Unwritten"	Natasha Bedingfield	3:51
14.	"Photograph"	Nickelback	3:51
15.	"Dirty Little Secret"	The All-American Rejects	3:13
16.	"Dance, Dance"	Fall Out Boy	2:59
17.	"Who I am Hates Who I've Been"	Relient K	3:52
18.	"Dare"	Gorillaz	3:31
19.	"Honky Tonk Badonkadonk"	Trace Adkins	3:59
20.	"Everytime We Touch"	Cascada	3:17