- Katy Perry will join POTUS Barack Obama on the campaign trail in Milwaukee, Wis. [Rolling Stone]

- Carrie Underwood, Pink and Pitbull will all perform at the American Music Awards. [Hollywire]

- Listen to two songs from the upcoming Glee episode 'Glease.' [Hypable]

- Kelly Clarkson performed 'Don't Rush' at the 2012 CMA Awards last night. [Rickey]

- Cameron Walker of the Ready Set is focusing on his new pop group 1985. [BuzzNet]

- Willy Moon's uber-catchy song 'Yeah Yeah' is featured in the commercial iPod commercial. [ArjanWrites]

- Casper Smart has signed an agreement to keep the details of his relationship with J.Lo quiet. [Amy Grindhouse]

- Win tickets to see Diamond Rings in Los Angeles! [PopBytes]

- Jay-Z and Bruce Springsteen will perform at events for President Obama in Ohio. [Hollywood Reporter]

- After his seizures, Lil Wayne is getting some RnR at his mom's house in New Orleans. [Complex]

- Ad-Rock will perform for the first time since fellow-Beastie Boy MCA's death. [SPIN]

- Justin Timberlake and Jessica Biel are spending their honeymoon in Tanzania. [US Weekly]

- Shooter Jennings had some choice words for John Mayer. [Taste of Country]

-The world's most famous debate society will soon hear from Psy. [BBC]