From PEOPLE Magazine Click to enlarge
1 HEIDI MONTAG'S EXTREME PLASTIC SURGERY

The Hills star, 23, underwent 10 procedures in one day that left her with DDD breasts, a new chin and feeling "perfect."

2 Taylor Lautner's MUSCLE MAKEOVER

It's the chest that launched a thousand squeals: Once the Twilight star, 18, took off his shirt to reveal his newly chiseled torso, a bona fide heartthrob was born.

3 JENNIFER ANISTON'S SMART WATER AD

Forget her hair! The star's latest print campaign left women thirsty to have the 41-year-old's toned and taut figure.

4 50 CENT'S SHOCKING WEIGHT LOSS

This was no small change: The rapper, 34, spent more than two months on a liquid diet-and dropped 54 lbs. for a film.

5 RACHEL ZOE'S BONY BEACH LOOK

The celebrity stylist, 38, bared some bones during a break in St. Bart's in January.

6 Jennifer Lopez's CATSUIT

The singer, 40, kicked off the New Year in a nearly nude unitard that showed "she's not hiding behind any insecurities," says her makeup artist Scott Barnes.

7 CHRISTINA HENDRICKS' CURVES

A stylist caused a firestorm calling the Mad Men knockout, 35, a "big girl" in this Golden Globes dress.

8 JENNIFER HUDSON'S BRAND-NEW BODY

The Weight Watchers spokeswoman, 28, dropped from a size 16 to a slender size 6 but admits, "In my head, I am still the same weight I was before."

9 ELISABETTA'S ITSY-BITSY BIKINI

In the past year, Elisabetta Canalis, 31, nabbed George Clooney and unveiled her enviable beach body. Some girls really do have it all.

10 CAMERON DIAZ PULLS A DAISY DUKE!

"That photo doesn't lie or hide anything!" says trainer Teddy Bass, who helped the actress, 37, tone her stunning stems for her new comedy Bad Teacher.