Idolator

• We kicked off our countdown of 2007's top 40 songs.
• The Worst Album Cover Of The Year Tournament started off with a bang, and a few close races.
• Kate counted down the best breakup songs.
• Ethan looked back on Master P's old days.
• Movies Rock was heavy on the movies, light on the music.
• Music critics: They sure do like LCD Soundsystem. (But the scalpers "secondary ticket market" prefers Hannah Montana.)
• We get political as we pit Barack Obama's iPod against Hillary Clinton's Zune.
• The Grammy nominations are here! Wait, where are you all going?