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The "Now That's What I Call Music #27" CD includes hits from various artists, while "The Best Of Now (10th Anniversary)" CD features the best songs from the first ten years of the Now series.

Track List for 10th Anniversary Auction:

1	P!NK–	Get The Party Started Written-By – Linda Perry
2	Katy Perry–	I Kissed A Girl Written-By – Cathy Dennis, Katy Perry, "Doctor Luke" Gottwald*, Max Martin
3	Rihanna, Jay-Z–	Umbrella Written-By – Shawn Carter, Terius Nash, Thaddis Harrell, Christopher Stewart*
4	Kanye West–	Stronger Written-By – Edwin Birdsong, Guy Manuel De Homen Cristo, Kanye West, Thomas Banghalter
5	Justin Timberlake–	SexyBack Written-By – Justin Timberlake, Nathaniel Hills*, Timothy Mosley
6	Lil Wayne, Static Major–	Lollipop Written-By – Darius Harrison, Dwayne Carter, James Scheffer, Harrison Rex Zamor*, Sean Garrett
7	Jennifer Lopez, Ja Rule–	I'm Real (Murder Remix) Written-By – Cory Rooney, Irving Lorenzo, Jeffrey Atkins, Jennifer Lopez, L.E.S., Rick James, Troy Oliver
8	Shakira, Wyclef Jean–	Hips Don't Lie Written-By – J. Duplessis, L. Parker, O. Alfanno, Shakira, W. Jean
9	Amy Winehouse–	Rehab Written-By – Amy Winehouse
10	Mariah Carey–	We Belong Together Written-By – Jermaine Dupri, J. Austin*, Manuel Seal, Mariah Carey
11	Christina Aguilera–	Beautiful Written-By – Linda Perry
12	Alicia Keys–	Fallin' Written-By – Alicia Keys
13	Backstreet Boys–	I Want It That Way Written-By – Andreas Carlsson, Max Martin, R. J. Lange*
14	Avril Lavigne–	Complicated Written-By – Avril Lavigne, The Matrix (2)
15	Lenny Kravitz–	American Woman Written-By – Burton Cummings, Gary Peterson, M. J. Kale, Randy Bachman
16	Maroon 5–	This Love Written-By – A. Levine, J. Carmichael
17	Nickelback–	How You Remind Me Written-By – C. Kroeger, M. Kroger, R. Vikedal, R. Peake
18	The Fray–	Over My Head (Cable Car) Written-By – Slade, King
19	Coldplay–	Clocks Written-By – Chris Martin, Guy Berryman, Jonny Buckland*, Will Champion
20	U2–	Beautiful Day Written-By – Bono, The Edge, U2

Track List for Now 27 Auction:

1	Rihanna–	Don't Stop The Music	4:23
2	Mary J. Blige–	Just Fine	3:59
3	Janet*–	Feedback	3:55
4	Britney Spears–	Piece Of Me	3:31
5	Fergie (2)–	Clumsy	3:20
6	Jordin Sparks–	Tattoo	3:51
7	Natasha Bedingfield Featuring Sean Kingston–	Love Like This	3:41
8	Chris Brown (4) Featuring T-Pain–	Kiss Kiss	4:11
9	Kanye West Featuring Dwele–	Flashing Lights	3:58
10	Sean Kingston–	Take You There	3:56
11	J. Holiday–	Suffocate	3:34
12	Alicia Keys–	No One	4:13
13	Sara Bareilles–	Love Song	4:17
14	Timbaland Featuring OneRepublic–	Apologize	3:04
15	Boys Like Girls–	Hero/Heroine	3:44
16	Paramore–	crushcrushcrush	2:59
17	Finger Eleven–	Paralyzer	3:25
18	Santana Featuring Chad Kroeger–	Into The Night	3:41
19	Taylor Swift–	Teardrops On My Guitar	2:59
20	Keith Urban–	Everybody	3:55