Vanessa Carlton is the latest star to celebrate a major milestone this holiday season! On Friday, the singer said, "I do," to John McCauley, the lead singer and guitarist for Deer Tick. Vanessa posted snaps of her nuptials on Twitter, showcasing her elegant gown and iconic officiator, Stevie Nicks. But that's just where the holiday romance starts! In other special moments, Gabrielle Union gave us a behind-the-scenes look at her holiday card photo shoot with fiancé Dwyane Wade, who surprised her with a stunning engagement ring just a week before Christmas, and Kaley Cuoco shared her first Christmas with fiancé Ryan Sweeting, with whom she's set to tie the knot on New Year's Eve. Keep reading to learn how stars celebrated new beginnings this year!