The Hough siblings goof off at a summery bash in L.A. Plus: Ryan Reynolds, Gwen Stefani, Johnny Depp, Miley Cyrus and more

RED, WHITE & OOOH!

Stacy Keibler flashes a glistening grin in New York's Times Square on Tuesday, where she attended Colgate and the Make a Wish Foundation's "Swish for a Wish" event, attempting to break the world record for most people using mouthwash at one time.