Tuned In

(Getty) Katy Perry co-penned her new breakup anthem "Part of Me" long before she parted ways with Russell Brand , but there was something rather interesting about the rendition she belted out at Sunday evening's Grammy Awards: Perry slightly tweaked the lyrics, presumably to make them more topical. Harsh! Also in music news, Justin Bieber spent his Monday with one of his biggest fans, Nicki Minaj has angered Catholics (of course), and Kanye West is probably at work on an Odd Future...Read Full Story

It was a bittersweet weekend for the music world, with all stories eclipsed by Whitney Houston's shocking death on Saturday, followed by a somber, mostly gracious Grammy Awards Sunday evening. But there were other stories, too. Selena Gomez announced her temporary split from backing band The Scene, for one. Justin Bieber has promised to take next year's Grammys by storm. And DJ Diplo partook in what must have been an epic pass-'n-puff... and tweeted about it.   •  Selena Gomez has gone and...Read Full Story

(PacificCoastNews) Lady Gaga , Our Lady of Contradictions, called for an end to "the diet wars" during a revealing interview at a Los Angeles school over the weekend, admitting that she threw up after meals when she was in high school in an effort to look like a "skinny little ballerina." Also in music news, Lana Del Rey defends her face, Katy Perry 's next single is already available for pre-sale on Amazon, and Selena Gomez has replaced Miley Cyrus in an upcoming film. This is what's up...Read Full Story

(Bauer Griffin) Everyone who was in middle school in the mid-'90s can rejoice: The Spice Girls are probably maybe going to reunite! Either that or Melanie B is a huge tease. Also, Demi Lovato is on a mission for maturity, Ne-Yo gets into the strip club spirit, and Lady Gaga has released her official tour poster for the upcoming Born This Way Ball.   •  Performer Melanie Brown has been hinting at a Spice Girls reunion for the past several weeks, telling Australia's Sunrise (via E!) last month...Read Full Story

(Getty) Demi Lovato fans are thrilled that their favorite ex-Disney starlet has returned to Twitter, even if it's just to dispel rumors that she's in rehab... and to profess her admiration for a certain much-older gentleman. That's right: Dilmer still exists. Or Wemi. How about Lovarrama? Also in music news, Madonna 's new album cover is out, Jennifer Lopez is selling beer, and Jack White 's releasing a new solo album.   •  Last week, it was rumored that former Sonny With a Chance star Demi...Read Full Story

(Getty) Justin Bieber is hard at work on his upcoming album Believe , and it sounds like he's entertaining no shortage of special guests in the studio. The latest is bound to make Australian Beliebers happy: Cody Simpson just tweeted about their upcoming collaboration. If you are 12 years old, this is a really big deal. Also in music news, Lady Gaga's boyfriend supposedly wants her to tone down the avant garde act when they're together, Rihanna was spotted partying hard with Dr. Dre, and...Read Full Story

(Getty) Both Selena Gomez and her Canadian pop tart boyfriend Justin Bieber are serious about giving back to the community, but it's Gomez who's going the distance this April on a humanitarian mission: She's planning a trip to the Democratic Republic of the Congo. She's just like Angelina Jolie , except she never made out with her own brother at the Oscars or got married in a shirt painted with blood! Also in music news, Selena's buddy Demi Lovato issued a passive aggressive goodbye to her...Read Full Story

(Getty) Miley Cyrus is a fun girl. Fun! Not only is she the type to buy her megahot boyfriend a gigantic penis cake for his birthday, she's also down to pose, mouth agape, for pictures with said cake! She really is a national hero. Also, rumor has it one of Miley's super-famous friends is in rehab for the second time, 50 Cent might be sharing some really intimate pictures after the Super Bowl, Kelly Rowland 's gushing about Beyonce's new baby girl, Ne-Yo's got a fancy new job, and yet another...Read Full Story

(Getty) Willow Smith's got some serious competition. Blue Ivy Carter, the baby girl born to superstars Beyonce Knowles and Jay-Z on Saturday evening, has made her Billboard debut at No. 74 on the R&B/Hip-Hop Songs chart. She's already accomplished so much, and I'm betting her umbilical stump hasn't even fallen off yet. Kids these days! Also, Demi Lovato scored a surprise win at the People's Choice Awards, Sinead O'Connor is going through tough times, Amber Rose broke down in tears talking...Read Full Story

(Getty) Nicki Minaj plans to launch a clothing line, as there's a lot of money to be made off rhinestone-studded chicken wing necklaces and frothy tutus. Also, Justin Bieber talks to God, Selena Gomez 's House of Blues charity concert has already sold out. Snoop Dogg got arrested for weed in the same town where Willie Nelson got busted. And Ke$ha 's planning to get real on her next album. Oh, and Beyonce had a kid or something.   •  Nicki Minaj is going to cash in on her kookster image as...Read Full Story