Paparazzi Photo

Christina Aguilera sang "Dirty Diana" and "Smile" at the MJ Tribute concert in Wales this weekend.

It was gripping.

Five months after getting engaged, Paul McCartney walked down the aisle today with his trucking-heir girlfriend from Jersey -- the famed Beatles singer's third marriage.

Paul and 51-year-old Nancy Shevell -- daughter of a New Jersey trucking magnate -- met in the Hamptons in 2007.

The ceremony took place at Marylebone Town Hall in central London -- the same place McCartney married his first wife, Linda, in 1969. Linda died of breast cancer in 1998.

McCartney's second marriage to model Heather Mills ended in divorce in 2008 -- after only 4 years.

64-year-old Arnold Schwarzenegger knows quality when he sees it -- and last Friday in his hometown of Thal, Austria ... the bodybuilding legend grabbed a handful of his own backside.

The statue was erected in honor of Ahnuld's legacy -- and The Terminator himself stopped by for the grand unveiling.

Edda Mellas, mother of Amanda Knox, was all smiles yesterday when she was spotted outside her home in Seattle, WA.

Here's Amanda Knox's pre-Italy ex-boyfriend David Johnsrud (left), leaving Amanda's mother's house in Seattle earlier this week ... and her ex-boyfriend from Italy who was recently acquitted of murder, Raffaele Sollecito (right).

Amanda sought comfort by secretly meeting with David almost immediately after she returned to the U.S., but her dad says they're just friends.

To further prove the point, check out Amanda's dad, Curt Knox.

Keanu Reeves returned from running errands in Beverly Hills Thursday afternoon to find that someone backed into his parked motorcycle ... there was only minor damage, but still the cops came.

There were some scratches on the bike, but that's about it

The other guy called the Bev Hills cops ... and police showed up to make sure both parties exchanged info. No one was cited.

Keanu had trouble kick-starting the bike, but eventually he rode off.

Less than three months after breaking off their engagement at the VERY last minute, Kristin Cavallari and Jay Cutler were seen holding hands in L.A. today.

Pretty shocking they would reconnect ... especially because Kristin had already taken pictures IN HER WEDDING GOWN when the two suddenly called it quits.

But the Chicago Bears quarterback was spotted in the audience at "Dancing with the Stars" last night ... and now, some P.D.A. in front of the photogs.

Eddie Murphy has something better than a limo to get him to his upcoming gig hosting the Academy Awards ... a brand new $200K Mercedes-Benz SLS AMG similar to the one Taylor Lautner recently purchased.

The 50-year-old was spotted getting out of his luxury ride's gullwing doors in L.A. this weekend.

For your consideration.

After fighting with Kelsey Grammer in family court over visitation of their two children on Friday, "Real Housewives of Beverly Hills" star Camille Grammer escaped for some relaxing bikini time in Palm Springs with her new boyfriend and her kids this weekend.

Conrad Murray finally pleaded The 5th ... for help with his wardrobe.

Just DAYS after a TMZ poll showed that Connie's ties gave off a GUILTY vibe ... the doc hit up Saks 5th Ave. in L.A. this weekend, and picked up a brand new BOLDER neck piece.

Coincidence??? We think knot.

After infamously falling off a horse in 2005 and 2009, Madonna got back in the saddle and went horseback riding in the Hamptons this weekend.

Luckily, this time she didn't injure any of her 53-year-old bones.

8 years ago, a white tiger bit the hell out of Roy ... but last night, Roy took a bite out of a white tiger.

One night before the 8th anniversary of the infamous tiger mauling ... Roy and his special friend Siegfried celebrated Roy's 67th birthday at the Mirage in Vegas on Sunday ... by diving in to a special white tiger birthday cake.

James Marsden and his soon-to-be ex-wife Lisa Linde walked around Studio City yesterday with their 10-year-old son Jack.

On the same day his divorce became public, "X-Men" star James Marsden was spotted on his bicycle, picking up dinner from a Thai restaurant in Burbank.

Despite being in the middle of an ugly custody battle with her ex-boyfriend Gabriel Aubry, Halle Berry moved forward as her adorable daughter Nahla and Halle's latest boyfriend Olivier Martinez were all smiles in Mallorca, Spain on Friday.

Ashton Kutcher's anniversary celebration sans Demi Moore was no big deal -- and to prove it, Ashton ventured out near a Hollywood motorcycle dealer yesterday ... proudly displaying his wedding ring.

Silver lining.