On Tuesday (Dec. 8), iTunes released Rewind 2009, its lists of the year's best and best-selling music. Black Eyed Peas' "Boom Boom Pow" was the best-selling song at the country's leading music retailer. Kings of Leon's "Only By the Night" was the best-selling album and also was named best album of the year. Michael Jackson was named artist of the year, and Lady Gaga was tapped as best new artist.

Here are the top 10 best-selling titles and apps at the iTunes Store in 2009:

SONGS
1. "Boom Boom Pow," Black Eyed Peas
2. "Right Round," Flo Rida
3. "Poker Face," Lady Gaga
4. "I Gotta Feeling," Black Eyed Peas
5. "Gives You Hell," All-American Rejects
6. "Just Dance," Lady Gaga & Colby O'Donis
7. "Party in the U.S.A.," Miley Cyrus
8. "The Climb," Miley Cyrus
9. "Dead and Gone (feat. Justin Timberlake)," T.I.
10. "Use Somebody," Kings of Leon

ALBUMS
1. "Only By the Night," Kings of Leon
2. "Twilight" soundtrack
3. "The Fame," Lady Gaga
4. "Fearless," Taylor Swift
5. "Big Whiskey and the GrooGrux King," Dave Matthews Band
6. "The Essential Michael Jackson," Michael Jackson
7. "The Fray," The Fray
8. "The Blueprint 3," Jay-Z
9. "Relapse," Eminem
10. "The E.N.D. (The Energy Never Dies)," Black Eyed Peas


Here are the iTunes editors' picks for the year's best in music:

Artist of the year: Michael Jackson
Album of the year: Kings of Leon, "Only By the Night"
Best new artist: Lady Gaga
Best rock album: The Dead Weather, "Horehound"
Best hip-hop album: Raekwon, "Only Built for Cuban Linx, Pt. 2"
Best electronic album: Fever Ray, "Fever Ray"
Best alternative album: The Boxer Rebellion, "Union"
Best pop album: Angel Taylor, "Love Travels"
Best country album: Taylor Swift, "Fearless (Platinum Edition)"
Best R&B/soul album: Joe, "Signature"
Best singer-songwriter album: Grant Lee Phillips, "Little Moon"
Best classical album: Stile Antico, "Song of Songs"
Best Latin album: Zoe, "Reptilectric"
Best jazz album (vocal): Melody Gardot, "My One and Only Thrill"
Best jazz album (instrumental): Christian McBride, "Kind of Brown"
Best soundtrack: "(500) Days of Summer"
Best Christian and gospel album: Hillsong United, "Across the Earth: Tear Down the Walls