Bristol Palin Channels Mom on DWTS, Katy Perry Sings on Sesame Street, and More!

By InStyle Staff Updated Sep 21, 2010 @ 12:49 pm

Credit: Courtesy of DWTS; Courtesy of You tube (2); Wireimage; Courtesy of ebay; Getty Images

1. Bristol Palin imitates her mom, Sarah Palin, stripping off a power suit on the premiere of DWTS. [HuffingtonPost.com]

2. Katy Perry sings with Elmo on Sesame Street! [Popeater.com]

3. Model Maggie Rizer married Alexander Mehran in Lake Placid on Saturday. [Stylelist.com]

4. Ebay debuts the Fashion LookBook, a playground for street style and vintage shopping. [Ebay.com]

5. Kings Of Leon frontman, Caleb Followill, proposed to his girlfriend, model Lily Aldridge . [EOnline.com]

6. Watch Taylor Momsen strip down in her new music video "Make Me Wanna Die." [JustJared.com]