'N Sync
Celebrity
Pop

Moved an amazing 1.9 million copies its first week.

Hilary Duff
Hilary Duff
Pop, Rock

Duff’s self-titled project climbed as high as No. 2 and has sold more than a million copies.

Green Day
21st Century Breakdown
Pop, Punk, Rock

The pop-punk trio’s eighth studio album debuted at No. 1.

Mandy Moore
So Real
Pop

A Top-40 disc with more than 500,000 sold

Mariah Carey
Rainbow
Pop, R&B

Spent its first week at number 2. The chart-topping single, “Heartbreaker,” has sold 500,000 copies.

Sara Bareilles
Little Voice
Pop

Disc peaked at 15 and sold 500,000 copies. “Love Song” became a million-selling Top 5 pop single.

Jessica Simpson
Sweet Kisses
Pop

Disc has sold 500,000 copies and spawned the million-selling single “I Wanna Love You Forever.”

Various/Soundtrack
Hannah Montana: The Movie
Country, Pop, Rock

The soundtrack for Hannah’s second big-screen outing hit No. 1. Single “The Climb” hit No. 6 on Billboard’s Hot 100.

Fall Out Boy
From Under the Cork Tree
Pop, Punk, Rock

This slow-burner sold 1 million copies, peaking at No. 9.

Paul McCartney
Flaming Pie
Pop
Ashley Tisdale
Headstrong
Pop

Top-5 debut

Jodeci
Diary of a Mad Band
Pop, Rap/Hip-Hop
The Pussycat Dolls
PCD
Pop, R&B, Rap/Hip-Hop

Disc peaked at 5 and has sold a million copies. “Stickwitu” became a Top-5 pop single.

Avril Lavigne
Under My Skin
Pop, Punk, Rock

Came in at No. 1. “Don’t Tell Me” is a Top-25 single.

Various/Soundtrack
Juno
Folk, Pop, Soundtracks

No. 1 pop disc from the surprise indie film about a spunky teen coping with an unplanned pregnancy