The "NOW! That's What I Call Music" hits compilation series adds another trophy to its collection of No. 1 albums on The Billboard 200 this week. The 25th installment debuts at the summit after moving 223,000 copies in the United States, according to Nielsen SoundScan, becoming the 12th No. 1 of the series.

In fact, the last four in a row have claimed the top spot. In March, "NOW 24" started at No. 2 with 230,000 but moved to No. 1 the next week. The latest installment features hits from loyd, Justin Timberlake, Gwen Stefani, Carrie Underwood, Fall Out Boy and Bow Wow, among others.

Miley Cyrus' Disney double-disc set "Hannah Montana 2 (Soundtrack)/Meet Miley Cyrus" climbs 3-2 this week despite a 12% sales decrease to 113,000 units. After topping the 200 for two weeks straight, T.I.' s "T.I. vs. T.I.P." (Grand Hustle/Atlantic) slips to No. 3 with 94,000, a 47% dip.

After its parent movie opened at box offices last weekend, the New Line soundtrack to "Hairspray" flies up the chart 20-4, moving 72,000 with a 95% increase in sales. "Hairspray" is the fifth soundtrack to log time in the top 10 this year, following "Hannah Montana," "Hannah Montana 2," "Dreamgirls" and "Jump In!"

With help from a high-visibility campaign on iTunes and MySpace, Colbie Caillat's debut album, "Coco" (Universal Republic), enters at No. 5 with 51,000. Her single "Bubbly" was available through iTunes' free single of the week program, while the digital store is selling the album for only $7.99.

Fergie's solo debut "Duchess" ascends 8-6 in its 44th week on the chart with 50,000, a flat sales change from last week. Linkin Park's "Minutes to Midnight" (Machine Shop/Warner Bros.) keeps the No. 7 spot warm for a second week with 47,000 (-13%) while Amy Winehouse's "Back to Black" (Universal) moves 9-8 with 45,000 (-7%).

In its 94th week on the chart, Nickelback's "All the Right Reasons" (Roadrunner) climbs back into the top tier 12-9 with 43,000, an uptick of 2%, aided by a reissue version of the album released July 10. Bon Jovi's Island set "Lost Highway" descends 6-10 with 42,000, a 24% decrease.

Yellowcard's third Capitol album, "Paper Walls," debuts at No. 13 this week; the band's last effort, "Lights and Sounds," bowed at No. 5 with 90,000 last year. Other big debuts this week include Rooney's sophomore set "Calling the World" (Geffen, No. 42, 15,000), the Rocket Summer's Island debut "Do You Feel" (No. 44, 15,000) and Kansas City rapper Tech N9ne Callabos' "Misery Loves Kompany" (Strange Company, No. 49, 13,000).

Sales this week are down 2.2% compared to last week's sum at 8.11 million units and down 8.9% compared to the same week last year.