Eminem's 'Recovery' Is 2010's Best-Selling Album; Katy Perry's 'California Gurls' Top Digital Song
1. EMINEM
Recovery

2010 Sales: 3,415,000
according to Nielsen SoundScan.

Through the end of the year, Chart Beat is looking back at the biggest achievements on Billboard's charts in 2010.

From "Empire State of Mind" to "California Gurls," Lady Gaga to Lady Antebellum, B.o.B to "OMG," "Fearless" to "Not Afraid," Train to "Airplanes" (specifically, a "G6") let's recap the most impressive honors achieved on Billboard surveys this year.

September

Ke$ha becomes the 11th solo female to collect at least four Billboard Hot 100 top 10s from a debut album, as "Take It Off," from "Animal," follows "TiK ToK," "Blah Blah Blah" and "Your Love Is My Drug" to the top tier. Cyndi Lauper was the first woman to earn the honor, in 1984, followed by Whitney Houston, Debbie Gibson, Taylor Dayne, Paula Abdul, Mariah Carey, Christina Aguilera, Beyonce, Fergie and Lady Gaga ...

Mark Douglas turns Comedy Digital Songs into a medical chart, as "Bieber Fever" debuts at No. 24. The cut provides valuable information about the epidemic that has afflicted the song's subject's followers. "It starts with screaming, and 'OMG'-ing," the track explains, "followed by weeping and lots of tweeting" ...

Lee Brice's "Love Like Crazy" rewrites the mark for most weeks spent on Country Songs, as the Curb Records single rises 5-3 in its 55th week on the chart. The song bests the 54-week stay of Eddy Arnold's "Bouquet of Roses," which debuted the week of May 15, 1948, and reigned for 19 weeks at No. 1. "It's so cool to look back and see the life of this song and how it just kept growing and growing," Brice told Billboard. "To beat a record that has been around that long is amazing" ...

Nine-year-old Willow blooms at No. 60 on R&B/Hip-Hop Songs with "Whip My Hair." The young singer is the second of Will Smith and Jada Pinkett Smith's two children to appear on a Billboard chart this year. 12-year-old Jaden reached No. 33 on the Hot 100 in June as a featured artist on Justin Bieber's "Never Say Never" ...

Neon Trees
' "Animal" rises 2-1 on Alternative Songs in its 32nd chart week, completing the lengthiest journey to the top in the list's 22-year history. The act's maiden chart entry tops the 31-week climb to No. 1 logged by another debut charted title, Phoenix's "1901," which reached the apex in February ...

A week after the onset of autumn (Sept. 22), Kenny Chesney fittingly tops Country Songs with "The Boys of Fall." The football-themed tale grants Chesney a Country Songs No. 1 for a 10th consecutive year. He banked one leader in each year from 2001 through 2005, two in 2006, 2008 and 2009, and three in 2007 ...

Led by its cover of Jay-Z and Alicia Keys' "Empire State of Mind," the "Glee" Cast roars back onto the Hot 100 following the Fox series' second-season premiere Sept. 21. McKinley High's New Directions glee club sends five songs onto the chart, upping its count to 69 visits since it first appeared on June 6, 2009. The troupe passes Elton John (67) to claim the sixth-highest total of Hot 100 hits in the chart's 52-year history ...

Lady Gaga
's debut album "The Fame" notches its landmark 100th week on the Billboard 200. The set debuted at No. 17 the week of Nov. 15, 2008. After dipping as low as No. 83, the set has ranked within the top 30 each week since Jan. 17, 2009. The album peaked at No. 2 on the Jan. 16, 2010, chart. Placing at No. 23, "The Fame" is the Billboard 200's highest-ranking album with 100 chart weeks or more since Taylor Swift's self-titled debut set surged 38-21 in its 129th frame the week of April 25, 2009.