Bam's Mom: ‘Jackass’ Star Ryan Dunn Is Dead  —  “Jackass” star Ryan Dunn died in a car crash in Pennsylvania early this morning ... TMZ has confirmed with Bam Margera's mother.  —  34-year-old Dunn appeared in all of the “Jackass” movies — famously shoving a toy car into his rectum in the first flick back in 2002.

Heidi Montag: I Work Out 14 Hours a Day  —  Before she slipped back into a bikini for Saturday's party at Las Vegas' Wet Republic — the last time she was photographed in a two-piece was April 2010 — Heidi Montag spent some serious time in the gym.  —  “I've been working out from, like, 5 a.m. to 7 p.m. for two months now.

Amy Winehouse Cancels Part of Her Tour  —  After giving a performance deemed the worst in the history of Belgrade, a rep for Amy Winehouse announced today she will be canceling part of her European tour.  —  Winehouse stumbled through a concert in Serbia last night — yet another example …

How to lose friends... Steven Spielberg ‘demanded Megan Fox be fired from Transformers after Hitler comment’  —  Steven Spielberg demanded Megan Fox be fired from the latest Transformers film after she insulted its director, it has been revealed.  —  The Hollywood legend was outraged …

Disney-ABC Narrows Search for Regis Philbin Successor  —  Walt Disney Co. is inching closer to deciding who will fill daytime television's oldest shoes.  —  TV icon Regis Philbin, 79 years old, said five months ago that he wanted to leave “Live With Regis and Kelly” in November.

Mama knows best!  Beyoncé's mom plays the diva card  —  Beyoncé is a diva onstage, but it sounds like her mother is one all the time.  —  An onset source for Beyoncé's “Best Thing I Never Had” video, which was shot in Westchester County on Wednesday and in Fort Greene …

Vampire Diaries' Nina Dobrev, Ian Somerhalder Take Romance Public  —  Love bites — unless you're The Vampire Diaries' Nina Dobrev and Ian Somerhalder, that is.  —  After keeping their relationship under wraps for a year, the costars put rumors to rest when they arrived hand-in-hand at the MuchMusic Video Awards Sunday night.

Hugh Hefner — The Best Way to Get Over a Girl ...  In a shocking turn of events, TMZ has learned Hugh Hefner is coping with his breakup with Crystal Harris by cozying up a to a new woman ... and she's a Playboy Playmate too!  Didn't see that coming.  —  According to our sources …

Princess Diana's Brother Weds at Family Estate  —  Another royal wedding?  —  Charles Spencer, Prince William and Prince Harry's uncle - and the younger brother of the late Princess Diana - married Canadian philanthropist Karen Gordon at Spencer's ancestral home in England.

Alyssa Campanella of California Crowned Miss USA  —  Alyssa Campanella, an outgoing auburn-haired beauty from California, bested 50 other women to win the 2011 Miss USA Pageant on Sunday night in Las Vegas.  —  In the 60th anniversary of the Donald Trump-owned pageant, Campanella, 21 …

Tone Loc Arrested for Domestic Violence  —  Rapper Tone Loc was arrested Saturday afternoon for felony domestic violence after a physical altercation with the mother of his child ... TMZ has learned.  —  Law enforcement sources tell TMZ ... Loc (real name Anthony Smith) …