Heather Locklear and her daughter, Ava (Getty Images)
Heather Locklear and her 15-year-old daughter, Ava, hit the red carpet for the premiere of "This Is 40" in Los Angeles on Wednesday. Is it just us, or did the lovely ladies look more like BFFs than mother and daughter? Heather's gorgeous only child makes her big screen debut in the comedy flick playing Wendy, the best friend to Judd Apatow's real-life daughter, Maude. Find out more about her role in the movie! Plus, Katy Perry certainly wasn't "wide awake" when she chose her outfit to attend a performance of "A Christmas Story, The Musical" in NYC with John Mayer, and we're taking a look at some of the funniest celeb tweets of the week. Let us know on Facebook or Twitter which made you LOL — and why!