For most snap-happy stars, it was all about getting out and enjoying the sunshine this week! They shared their fun Spring photos on social media for us to enjoy. Jessica Alba and Nicole Richie hung out on the beach during their trip to St. Barts, and Bryan Greenberg showed off his muscles while hiking in Hawaii. Bar Refaeli had fun with pretty flowers, and Julianne Hough spent a day poolside with a group of girlfriends. Channing Tatum was busy promoting White House Down in London, and Kate Hudson was on location for her big return to Glee. Also, you'll definitely want to know what's going down between Jimmy Fallon and the Jonas Brothers!