FIRST PIC: See Katy Perry, John Mayer Together on Sexy Date  —  Yup, it's on!  —  Katy Perry and John Mayer were photographed together for the first time in L.A. on Wednesday night.  Perry, 27, and Mayer, 34, had a leisurely dinner together at Chateau Marmont, an observer tells Us Weekly.

Kristen Stewart And Rob Pattinson Talking Again!  —  Rob Pattinson was crushed when his girlfriend Kristen Stewart admitted she had a fling with her married director and he promptly fled the house that they shared, but the anger has begun to thaw and the Twilight stars have finally started talking to each other again.

Miley Cyrus — Cops Race to L.A. Home in Apparent ‘Swatting’ Prank  —  Cops Race to L.A. Home  —  in Apparent ‘Swatting’ Prank  —  EXCLUSIVE  —  Cops raced to Miley Cyrus' L.A. house tonight after receiving a report about a possible home invasion ... but when they arrived to the scene …

Taylor Swift Gets Warm Welcome from Kennedy Family  —  Taylor Swift is a self-professed Kennedy fanatic, but apparently the fandom runs both ways.  —  “She's awesome,” Rory Kennedy, aunt of the singer's new beau, Conor Kennedy, said Wednesday at the Television Critics Association summer tour in Beverly Hills.

Ryan Lochte's mom: He's too ‘on the go’ for girlfriend  —  Ike Lochte is a strong — and emotional — supporter of her son's competitive lifestyle, but she says Ryan is too busy to commit to a girlfriend.  —  “He goes out on one-night stands,” she told TODAY.com.

Exclusive: Emily Maynard Hooked Up With Arie Luyendyk Days Before Jef Holm Proposed  —  Just days before Emily Maynard accepted a proposal from Jef Holm on The Bachelorette, she was hooking up with another man, runner-up Arie Luyendyk.  —  PHOTOS: Was Jef the right guy for Emily?

Beyonce to direct, star in a new documentary  —  Beyoncé Knowles in Paris in 2011.  —  EXCLUSIVE: Beyoncé Knowles has donned many guises in her entertainment career — musical superstar, fashion icon, actress (yeah, we'll even count her “Pink Panther” turn).

Jennifer Lopez & Casper — Legal Threats Over ‘Gay Sex Club’ Reports  —  JENNIFER LOPEZ & CASPER  —  Legal Threats Over  —  ‘Gay Sex Club’ Reports  —  EXCLUSIVE DETAILS  —  Jennifer Lopez and Casper Smart are FURIOUS over reports Casper was “caught” in a “gay sex club” …

Camila and Matthew McConaughey: How They Met  —  They met at a bar in West Hollywood.  But wait, it gets better.  —  “We met at Hyde, of all places,” Camila McConaughey tells Access Hollywood, when asked how she first encountered her future husband, Matthew.

I'M NO HEROIN ADDICT  —  Macaulay Culkin insists he's NOT addicted to heroin — despite reports claiming he's a chronic dopehead with 6 months to live.  —  A rep for Macaulay tells TMZ, the reports claiming Culkin is addicted to heroin and assorted hallucinogenics is “not only categorically without merit …

We Have A 'Thor 2′ Villain: Christopher Eccleston To Play Malekith The Accursed  —  EXCLUSIVE: Christopher Eccleston has been set for the villain role in Marvel Studios' Thor: The Dark World, starring opposite Chris Hemsworth in the role of Malekith The Accursed.

The Top 50 Greatest Films of All Time  —  846 critics, programmers, academics and distributors have voted - and the 50-year reign of Kane is over.  Our critics' poll has a new number one.  —  Image courtesy Kobal Collection  —  Introduction  —  Ian Christie rings in the changes in our biggest-ever poll.

Ashton Kutcher & Mila Kunis Take a Romantic Vacation to Bali  —  Some four months since they were first romantically linked - and 14 years after they met filming That '70s Show - Mila Kunis and Ashton Kutcher are having a ball ... in Bali, sources tell PEOPLE.