Aero Assault — Perry Shoves Steven Tyler Off Stage  —  TMZ has obtained video ... showing Aerosmith guitarist Joe Perry hip-checking Steven Tyler off the stage and into a crowd at a concert in Toronto last night ... and it didn't look like no accident.  —  It all went down during a performance of …

Kat Von D Confirms She's Dating Jesse James  —  After a few days of speculation, Kat Von D took to Twitter this afternoon to announce that she and Sandra Bullock's ex, Jesse James, are indeed dating.  Kat has since deleted the Tweet — but once it's out, there's no going back.

Heidi to Spencer: Happy Valentine's Day, Sucker  —  Nothing says “I don't love you anymore” like getting a divorce on Valentine's Day ... just ask Heidi Montag.  —  TMZ has learned ... the divorce of Heidi and Spencer will become final on February 14, 2011.

Exclusive: Kenny Chesney Cheats with ESPN Reporter  —  With his longtime girlfriend back at home in Tennessee, Kenny Chesney enjoyed a steamy Mexican getaway with another woman!  —  In the Aug. 30 issue of Star, on sale now, we exclusively report that the country crooner enjoyed …

BREAKING NEWS - Lindsay Lohan's Attorney In Court NOW To Negotiate Early Release From Rehab  —  Lindsay Lohan's attorney Shawn Chapman Holley is at the Beverly Hills Courthouse right now, speaking with Deputy District Attorney Danette Meyers and Judge Elden Fox to discuss the possibility …

Snooki Formally Charged With Annoying People  —  Nicole “Snooki” Polizzi could be found guilty of being annoying — so said prosecutors Wednesday in a Seaside Heights, NJ court hearing related to her July 30 boardwalk arrest, reports the Associated Press.  —  Adding a new, third charge …

L&S Exclusive: SNL co-stars Fred Armisen and Abby Elliott are a couple  —  Life & Style can exclusively report that Saturday Night Live co-stars stars Fred Armisen and Abby Elliott are dating.  —  As revealed by Life & Style last week, Fred split from Mad Men's Elisabeth Moss in May after 10 months of marriage.

Nikki L. Presents: The REAL Rolling Stone All-Nude “True Blood” Cover  —  I threw down the glove, and Nikki L. picked it up, slapped me across the face, wiped my butt with it and then used it to wash my f**king windshield.  —  You own me, girl.  —  And it goes without saying, but no disrespect to the lovely Miz Paquin.

Aniston, Cher — Alleged Victims in Credit Card Scheme  —  TMZ has learned ... the U.S. Secret Service just closed in on a woman accused of operating a serious credit card scheme ... and many of the alleged victims are major Hollywood mega-stars.  —  According to an affidavit filed …

Sharon Murphy — ‘Disturbed’ by Simon's Bed Report  —  Sharon Murphy is lashing out at the L.A. County Coroner's report on Simon Monjack's death — especially the part that references her sharing a bed with Simon.  —  TMZ broke the story ... according to the final report …

Hilary Duff's Dream Wedding Dress Photos  —  Newlywed Hilary Duff gushes about her “dream wedding” in the latest issue of OK!  Magazine.  —  “It feels wonderful [to be married],” Duff tells OK!  “It hasn't fully sunk in yet!”  —  The 22-year-old actress said “I do” …

Jon Hamm, Eva Longoria Parker to Add Sizzle to Emmys  —  A strong and silent ad executive, a desperate housewife and a geeky but lovable science whiz have been added to Emmys' golden list.  —  Nominees Jon Hamm (Mad Men) and Jim Parsons (The Big Bang Theory), along with Housewives' Eva Longoria Parker …

Idris Elba Is New Alex Cross In Relaunched James Patterson Film Franchise  —  EXCLUSIVE: Idris Elba has signed to play Dr. Alex Cross in Cross, a new installment of James Patterson's bestselling murder mystery series that will be directed by David Twohy.  Kerry Williamson wrote the script.

FIRST LOOK: Britney Spears Gleeks Out On ‘Glee’ Set  —  LOS ANGELES, Calif. — Britney Spears has officially hit the set of “Glee.”  —  On Tuesday, the pop princess Tweeted a photo of herself (and pal/assistant Brett Miller) behind the scenes at McKinley High School.

Oscar Talk For Noomi Rapace; She's Up For ‘Sherlock Holmes 2’ & ‘Mission Impossible 4’  —  Oscar season officially begins September 1st.  And already I hear Hollywood types everywhere discussing the films from Stieg Larsson book The Girl With The Dragon Tattoo, they're wondering aloud …

EXCLUSIVE: Teen Mom's Farrah Opens Up About Death of Sophia's Dad  —  Teen Mom star Farrah Abraham opens up to the new issue of Us Weekly about the death of 18-month-old daughter Sophia's dad, Derek Underwood.  —  “It's getting easier,” says Abraham, 19, of Underwood, who died in a car accident …

What Is It About 20-Somethings?  —  ROW 1, left to right: Annie Ling, Jen Davis, Latoya Ruby Frazier, Elizabeth Weinberg.  ROW 2: Dru Donovan (1,2,4); Marvin Orellana (3).  ROW 3: David Wright, Latoya Ruby Frazier, Jen Davis, Annie Ling.  —  Why are so many people in their 20s taking so long to grow up?

Chris Lambton Offered New Bachelor Gig-But Refusing to Sign On  —  “All of our best Bachelors have been hesitant at first.”  —  So says one rock-solid Bachelor source, and if that's true, Chris Lambton could end up being the best Bachelor of all time.  —  According to multiple show insiders, Chris L.

I Hate Kourtney!  —  JUST KIDDING!  It's so funny how ridiculous this is.  I am so proud of Kourtney!!  She had Mason less than a year ago and is at her skinniest.  She looks amazing and is an inspiration to new moms everywhere!!!  —  We have such different bodies …

Chelsea Handler Will Host MTV Video Music Awards  —  She's already the rare woman on the roster of late-night comedy hosts, and now Chelsea Handler, the star of the E! network series “Chelsea Lately,” is about to join another mostly male club.  On Wednesday, she was officially announced …

Seth Rogen enrolls in ‘Boo U.’  —  DreamWorks Animation has handed Seth Rogen its lead ghost post.  —  The “Funny People” star, who voiced the blobby B.O.B. in “Monsters vs. Aliens” and the martial arts-trained Mantis in “Kung Fu Panda,” has been cast to voice a lead character in the studio's “Boo U.”

Maggie Gyllenhaal Talks Hysteria and Bill Monroe Biopic  —  Maggie Gyllenhaal will be hitting theaters this weekend in the family friendly sequel Nanny McPhee Returns as an overworked single mother who needs help with her wild children.  According to the actress, her next couple of projects …