POTW: Jennifer Lopez, Foo Fighters, Ricky Martin, Rick Ross, Dave Matthews

Jennifer Lopez is spotted on the set of her second single, "I'm Into You," on April 2nd in Chichen Itza, Mexico. Allegedly, JLO was allowed access to the archaeological sites in Chichen Itza.

Jennifer Lopez takes us to Mexico, Jamie Foxx drops it low, Kelis, Solange, Hayley Williams and Robyn strut the red carpet, Dave Grohl and Mark Hoppus face off and celebrities hit courtside. It all happened this week and we've got the pics to prove it.

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News of the Week: Billboard's 5 Most Popular Stories


1. Rihanna, Eminem, Lady Gaga Lead Billboard Music Awards Finalists

2. Kimberly Stewart, Rod's Daughter, Expecting Baby with Benicio del Toro

3. 'American Idol's' Pia Toscano: 5 Theories Behind Her Elimination

4. Adele's '21' Hits 1 Million, Returns to No. 1 on Billboard 200

5. Britney Spears, Rihanna Team for 'S&M' Remix