Brides magazine made history on Sunday when they launched the first-ever live streaming wedding on Facebook! “omg! Insider” correspondent Keltie Colleen gave us a behind-the-scenes look into the big day for bride and groom Briana and Jason. She even gave us a sneak peek at the glam squad that pampered the bridal party. So what was Keltie's biggest wedding day beauty tip for the bride? Using Crest 3D White Whitestrips! Don’t miss “omg! Insider” on TV for the latest entertainment news.