POTW: Rihanna, Lady Gaga, Adele, Soulja Boy
<p>See the week's best pics.</p>
Rihanna gets rid of her fiery locks, Lady Gaga goes Greaser and fans witness a deadly stage collapse. It all happened this week, and we've got the pics to prove it.
News of the Week: Billboard's 5 Most Popular Stories
1. 20 Dynamic Hip-Hop Duos
2. MTV Video Music Awards Most Outrageous Outfits
3. Katy Perry Makes Hot 100 History: Ties Michael Jackson's Record
4. Poll: Best MTV VMA Performance Ever?
5. Katy Perry's Most Outrageous Outfits