TMZ has obtained photos of Ashton Kutcher partying his face off on his 6th wedding anniversary last weekend -- problem is ... Demi Moore was 3,000 miles away.

Sources tell us, Ashton -- who married Demi on September 24th, 2005 -- was burning the midnight oil at FLUXX nightclub in San Diego early Saturday morning ... while Demi promoted her new Lifetime movie in New York.

But they're Ashton and Demi -- plenty of couples spend their anniversaries apart ... partying ... with strangers ... right?

There are reports Ashton and Demi's recent Twitter posts are indirect responses to allegations their marriage is on the rocks.

Ashton posted a link to a song entitled "Don't Believe the Hype" -- while Demi posted a quote from Epictetus -- a Greek philospoher (below).

Before this guy was a major movie star, he was just another student at Santa Monica High School. Find out who he grew up to be -- plus see more celeb yearbook photos!

With pig-tails, juggy women and giant mugs of beer -- what's not to love about Oktoberfest?! Check out which stars have adopted the ways of the Bavarian festival and partied it up German style!

Prost!

Jennifer Lopez just purchased a prime piece of real estate.

The newly single singer reportedly bought a brand new $18 million home in the Hamptons -- a house that boasts 7 bedrooms, 9.5 baths, an elevator, three car garage and a master bathroom with heated floors.

The new pad is right on Mecox Bay and the master bedroom has three walls of windows to take in the amazing view.

As for J.Lo's famous Louboutins, they'll be quite comfy too: The master bath also has two-large walk-in closets.

Kevin Federleezy hit the streets of Santa Barbara last week with his newest, littlest accessory in tow -- his brand new baby daughter Jordan Kay.

The newest Federline -- now 6 weeks old -- was cold chillin' as K-Daddy and mom Victoria Prince hit up some local shops for some fresh baby gear.

Jordan is K-Fed's 5th kid -- he's got 2 with ex-wife Britney Spears and 2 with ex-girlfriend Shar Jackson.

Models are supposed to be graceful on the runway -- but sometimes, even the prettiest women can have some ugly falls.

Check out which models have tripped up on the catwalk to become fashion roadkill.

We've broken down these celeb photos into some itty-bitty squares -- can you guess who they are before they are pieced back to their good ol' selves?

The real estate market has Hulk Hogan in a serious chokehold -- because the Florida mansion he once listed for $25 MILLION ... has now been reduced all the way to $8.87 million.

Hulk has been trying to unload the mansion -- famously featured in "Hogan Knows Best" -- since 2006. He's dropped the asking price twice before ... but now, he's finally UNDER double digits.

As for the 17,145 square foot estate -- it boasts 5 bedrooms, 9.5 baths, a boathouse, a pool with a two-tier waterfall, and a four car garage.