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Clearly, the Material Girl hasn't lost her flair for controversy, and this year she seems determined to pack a lifetime of it into one summer. But are all those headlines paying off for the notably shrewd pop star? That depends on how you measure "paying off."

What happens when a large crowd of more than 100,000 people are evacuated from a small space all at once? Chicago is about to find out, as the Lollapalooza music festival is being shut down and Grant Park evacuated because of the looming threat of severe thunderstorms on Saturday.

Katy Perry and John Mayer are the latest couple to hit the rumor mill. The two have been spotted out multiple times now with most of them being at night and in posh celebrity hangouts.

A roadside electronic billboard in Idaho has shocked the conservative state by comparing President Barack Obama to accused Colorado mass killer James Holmes.

Aerosmith is set to release their latest studio album "Music From Another Dimension," which will drop on November 5. The band has tapped a number of outside talents to add some unique flavor to its new album.

British pop singer, Ellie Goulding has proven to be one of the biggest breakout artists of 2012. While female performers like Lady Gaga and Katty Perry are known for their over-the-top presence in the music industry, the British born singer is meek and understated.

Police are investigating a computer hacking scandal that has reportedly resulted in leaked nude photos "Call Me Maybe" singer Carly Rae Jepsen. Click "start" to check out 10 other celebs who have been hacked.

One surefire way to solidify Winehouse's legacy would be through an old-fashioned rock 'n' roll biopic -- Hollywood's time-honored method of immortalizing celebrated music figures with dramatized accounts of their lives and works.

The U.S. travel and tourism industry is looking at a record-setting year, the U.S. Department of Commerce announced Friday, with both spending and visitor numbers well above last year’s figures.

While Jessica Simpson seemed to have the longest pregnancy in history, another singer may have the shortest.

Scott Peterson filed his automatic appeal of his 2004 death sentence to the California Supreme Court, maintaining that he had nothing to do with the murder of his wife Laci Peterson and his unborn son.

It's no surprise that when Katy Perry's movie Katy Perry: Part of Me hit theaters on July 5 it was going to excite her fans -- who wouldn't be enamored with a colorful on-stage spectacular mixed with behind the scenes hilarity and personal anecdotes to give the movie some backbone? Let's celebrate with 10 little known facts about Katy Perry.

John Mayer has decided to integrate social media into his most recent music video. The four minute compilation for Queen of California, the latest single off Mayer's most recent critically acclaimed album Born and Raised, uses the popular gaming app Draw Something.

Deron Williams is leaning towards staying with the Nets.

The Spice Girls reunited on Tuesday to discuss Viva Forever, a West End-bound musical that will reportedly showcase a revival their greatest hits. Here are five Spice Girl hits we hope will appear in Viva Forever.

Justin Bieber appeared on David Letterman on Thursday night and received disapproving remarks from the Late Show host. Bieber showed off his new arm tattoo to Letterman, who was increasingly judgmental about the the 18-years-old's fresh ink.

On Monday, June 18, 2012, ex-Beatle Paul McCartney celebrates his 70th birthday. And as the distinguished musician enters another chapter in his life, he shows no signs of slowing down.

Color was big at the 2012 MuchMusic Video Awards, with superstars Selena Gomez and Katy Perry leading the pack with pops of bold hues.

The ubiquitous pop jam Call Me Maybe by Carly Rae Jepsen will finally hit #1 on the Billboard Hot 100 music chart next week, shocking many who have assumed that the song has been the top of the pops for weeks.

A billboard for Skydive Dubai and Denver-based Go Fast energy products in Dubai was named the World's Most Expensive Billboard by the companies, since it would cost $1.3 billion a month to operate around the clock. But how could a billboard cost that much to operate? Perhaps because of the man who flies around the billboard in the air in a jet pack, which costs over $500 per second.

Kenny Rogers had one of the best performances at Bonnaroo.