Bieber gave fans "the story of how my world changed so much, so fast" when his autobiography, "First Step 2 Forever: My Story," hit bookstores yesterday.
Here, the 10 most worthy World Cup songs that are guaranteed to get you in the spirit -- whether you're a diehard soccer fan or just want a reason to shake your hips, wave your flag and shout, "Game oooon!"
February 11, 2010 9:52 AM EST
These are, literally, the 50 most popular songs about sex ever, as based on each song's performance on the Billboard Hot 100 chart.
