Reuters — NEW YORK (Billboard) - In what is traditionally a high-volume download week thanks to shiny new MP3 players under the tree and download cards stuffed in stockings, a digital sales mark has fallen by the wayside. more info

L.A. Times - Entertainment — Dance artist Ke$ha benefited from post-holiday online shoppers, setting a new record on the Billboard charts for the most ever digital single sales for a female artist. more info

L.A. Times - Pop & Hiss — Dance artist Ke$ha benefited from post-holiday online shoppers, setting a new record on the Billboard charts for the most ever digital single sales for a female artist. Her "TiK ToK" sold 610,000 digital tracks, according to Nielsen SoundScan data re... more info

Perez Hilton — The numbers are in, and we're surprised!! Business for the iTunes store has been booming since the holidays and pop tart Ke$ha has out$old our GaGa! Ke$ha's Tik Tok sold 610,000 downloads over the past week (a 175% increase!) while Gagaloo's Bad Rom... more info

L.A. Times - Pop & Hiss — KE$HA Like many L.A. musicians, the singer Ke$ha survived her lean early years in the city by snacking on the free food offered during happy hour at Echo Park's myriad dive bars. But the singer's situation was rather different than... more info

MTV.com News — 'My favorite song of the year would have to be Jay-Z's 'Run This Town,' ' Pete Wentz says.By James Montgomery Kris Allen Photo: Frazer Harrison/Getty Images There was no shortage of musical moments in 2009 — and not all of them revolved ... more info

VH1 News — Mark Hoppus, Kris Allen, Cobra Starship, Owl City, Pete Wentz and more reveal their favorite artists, albums and songs of 2009. more info

The Independent — Nearly 50,000 Music Monday tweets were counted on December 28, with tweeters sharing the names of music and songs they liked in a tweet using the "#musicmonday" hashtag. The week's top songs included Lady Gaga's Bad Romance, two tracks from the newl... more info

Detroit Free Press — Top 10 selling iTunes tracks 1 Ke$ha, "Tik Tok" 2 Lady Gaga, "Bad Romance" 3 Jay-Z (featuring Alicia Keys), "Empire State of Mind" 4 Iyaz, "Replay" 5 Owl City, "Fireflies" 6 Jay Sean (feat. Lil Wayne), "Down" 7 The Black Eyed P... more info

Topix — Ke$ha's "TiK ToK" is No. 1 on the U.S. record chart this week, Billboard.com reported Thursday. more info