Kourtney Kardashian

See some of our favorite stars as we interview them at the Teen Choice Awards! Celebs include soccer hunk David Beckham, Kim and Kourtney Kardashian, "Gossip Girl's" Leighton Meester,"Vampire Diaries" actor Ian Somerhalder, and "Glee's" Jayma Mays!

All the Kardashian women attended E!'s 20th Anniversary party looking sparkling in their short minis. Who stood out?

Looks like the Kardashian sisters and the Jenners know how to live it up -- Miami style.

Check out photos taken by their little sis Kendall Jenner, 14, as she used her Nintendo DSi XL to capture some big family fun during her recent trip to Miami.

Reality TV starlet Kim Kardashian says she has made sure her 2-month-old nephew Mason knows she's the best aunt.

"I spoil my nephew," Kardashian told People magazine at the Annual Leather and Laces Super Bowl Party in Miami. "He really loves me; I already know it. He never cries every time I hold him."

See photos of Mason and other babies born in 2009

"I take pictures of him all day and we have a really special bond," she added. "I know I'm his favorite aunt."

Kim's older sister Kourtney and beau Scott Disick welcomed son Mason Dash Disick in December. "He has changed Kourtney's life," Kim dished. "She's so happy; she's such a good mom. And Scott is such a great dad. It's been really exciting to see the two of them grow up so much."

See photos of the Kardashian sisters' skimpiest outfits!

Kourtney Kardashian says she's almost lost the weight she gained during her pregnancy.

The beauty walked onto the "Jimmy Kimmel Live!" stage wearing a short, hot pink skirt and black mini blazer. "I actually gained 40 lbs. -- I lost 25, so I still have 15 to go," she told Kimmel.

See the weight loss makeovers of 2009

Kardashian and boyfriend Scott Disick welcomed son Mason Dash on Dec. 14.

The new mom recently graced the cover of OK! Magazine with the headline "My Diet Secrets," but Kardashian claims her body was touched up. "They doctored and Photoshopped my body to make it look like I have already lost all the weight, which I have not," the 30-year-old told Women's Wear Daily of the OK! story.

See photos of the Kardashian sisters' skimpiest outfits!

Reality TV starlet Kim Kardashian is doing her part to help Haiti.

"We're doing huge eBay charity auctions," Kardashian tells E! Online Friday. "I have an eBay store called Kim's Closet. Me, Kourtney, Khloe, my mom, Reggie, and (I think) Lamar have all put up a whole bunch of auctions that launch next week, and it all goes to Haiti. It's our shoes and our clothes. Get cute clothes and help out Haiti."

See photos of the Kardashian sisters' skimpiest outfits

Other stars have also used their love for fashion to help the relief efforts in Haiti. Britney Spears auctioned off the dress she wore to the 2008 MTV Video Music Awards and Jessica Simpson teamed up with Soles 4 Souls to donate shoes.

See more stars who give back!