Derek Hough -- Lean, Mean Shirtless Dancing Machine

We know what "Dancing with the Stars" pro Derek Hough has been doing during his summer vacation ... working out!

The 26-year-old showed off his pumped up pecs and biceps by going shirtless in L.A. on Wednesday.

Tens across the board.

KFed & GF -- Baby Bump Off

With their bellies in tow, Kevin Federline and his very pregnant girlfriend Victoria Prince made their way to the movies in Calabasas on Wednesday afternoon.

This will be Kevin's fifth child.

Arnold & Patrick Schwarzenegger Get Malled

Arnold Schwarzenegger kept an eye on his eldest son Patrick, as the 17-year-old worked his summer job at the Grove outdoor mall in L.A. on Tuesday.

So, we gotta ask ... if your dad is a world famous mega-star ... does it make it any less embarrassing when he checks up on you at work?

Amy Winehouse -- Walking Upright Again

Three weeks after canceling her European tour after a disastrous Serbian concert where she could barely stand, Amy Winehouse looked coherent as she walked unescorted and on her own power through London on Tuesday.

One day and step at a time.

Breaking News: Trevor Donovan Shirtless!

Showing off his God-given talents, "90210" star Trevor Donovan was once again spotted on the set of the TV show sans shirt on Tuesday.

Sadly, Trevor -- and his pecs, abs and biceps -- will be leaving the series this season.

A 32-year-old high school student never looked so good.

Supermodel Karolina Kurkova -- Belly Baring Bikini

With her signature missing belly button in tow, supermodel Karolina Kurkova showed off her bikini body at a pool in Italy on Monday.

With or without a navel, the 27-year-old is perfect.

Adam Levine -- Topless Video Shoot

Maroon 5 frontman Adam Levine showed off his lean smooth tatted up torso while shooting the video for his new song "Moves Like Jagger" in L.A. this weekend.

Forget "The Voice" ... because it's all about the chest.

Hilary Duff Lizzie McGuire in a Bikini

Former Disney star Hilary Duff flaunted her grown up womanly curves in a black bikini while on vacation in Italy this weekend.

The 23-year-old has developed an impressive body of work.

David Beckham Gets a Little Cheeky

David Beckham checked out his bruised backside during an LA Galaxy game yesterday.

Anyone wanna kiss it and make it better?

Derek Jeter Mr. 3000

After collecting his 3,000th career hit in dramatic fashion yesterday at Yankee Stadium, Derek Jeter
took off in a helicopter with girlfriend Minka Kelly to go celebrate the achievement.

It's good to be the captain.

Great Scott! A 'Back to the Future' Reunion

Christopher Lloyd and Lea Thompson -- or Doc Brown and Lorraine, as they are sometimes better known -- posed for a pic together in London last night.

This is heavy.

Daniel Craig and Rachel Weisz Happy Couple

Daniel Craig and Rachel Weisz were spotted at JFK airport in NYC on Saturday ... the first time they've been seen out since they tied the knot.

Honeymoon time, perhaps?

Hitler Bug -- How Can You Nazi the Resemblance?

66 years after his demise ... an image of Adolf Hitler appeared on the back of a beetle-ish creature in Malaysia recently.

It was later found dead next to a bug that looked like Eva Braun.

Jaden & Will Smith Shirtless Beach Buds

"Karate Kid" Jaden Smith and his fit pops Will Smith proved the up & coming apple doesn't fall far from the A-list tree while on the beach in Hawaii on Thursday.

The vacationing Smiths will be celebrating as Jaden turns a whopping 13 today.

Robert Pattinson -- HAIRCUT!!!!!!!!!!!!

Like a modern day Samson, Robert Pattinson risked losing his power and has chopped off his signature Edward Cullen messy long locks.

The freshly sheared 25-year-old hung out on the set of his latest non "Twilight" film in Toronto earlier this morning.

Those sounds you hear are the screams and cries of millions of Team Edward fans.

Mel B Goes Baby Bump into the Middle of the Night

Pregnant with her third child, former Spice Girl Melanie Brown left the Exchange nightclub in L.A. just before 2 AM this morning.

Before she left the club, Mel tweeted, "My baby bump is boshing to the music!! Hit me!!"

The 36-year-old is partying for two.