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 canceling part of her European tour.  —  Winehouse stumbled through a concert in Serbia last night — yet another example of how the singer just can't get her act straight.

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 …

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) …

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.

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 …

E Street Band's Clarence Clemons Dies at 69  —  The legendary saxophonist had suffered a stroke on June 12th  —  Clarence Clemons, the legendary saxophonist in the E Street Band who played alongside Bruce Springsteen for the past 40 years, died on June 18th.  Clemons had suffered a massive stroke on June 12th.

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.

Jennifer Lopez: A Wardrobe Malfunction on Live TV  —  This summer, Jennifer Lopez jets to Europe to promote her album ‘Love?’, presumably with countless fashions in tow.  —  On Saturday in Mallorca, Spain, the ‘American Idol’ judge made an appearance on the high-spirited hit TV show ‘Wettan Das’ …

Bristol Palin: I Lost My Virginity While Drunk  —  When Bristol Palin lost her virginity, it wasn't the romantic experience she had envisioned.  —  In her new autobiography, Not Afraid of Life: My Journey So Far, the 20-year-old single mom reveals that, while drunk for the very first time …

Congratulations!  Rosanna Arquette Gets Engaged  —  There's some good news for the Arquette family at last!  —  David's big sister, Rosanna is planning a wedding after her investment banker boyfriend Todd Morgan proposed last week, RadarOnline.com can exclusively reveal.

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.

Shaunie O'Neal: I Was Offered a ‘Shaq Sex Tape’  —  Shaquille O'Neal's ex-wife says a former friend of the NBA star tried selling her a copy of what he claims is a sex tape featuring Shaq with various other women.  —  A rep for Shaunie O'Neal tells TMZ ... the man making the sex tape claims …

Rodman Accused in Bar Assault Over LeBron James  —  Dennis Rodman got real physical at a bar in Akron, Ohio earlier this week, TMZ has learned — allegedly shoving a local patron after the man uttered two unforgivable words ... “LeBron James.”  —  According to the police report, obtained by TMZ …