Christie Brinkley rang in her 72nd birthday with a look back on recent moments from her life in a video created by her youngest daughter, Sailor Brinkley-Cook. The mom of three was the star of the lengthy Instagram video, which included clips of her dancing with her daughter, enjoying a glass of champagne, skiing the slopes, gardening in her backyard, attending A-list events in glamorous gowns, and even eating whipped cream in a grocery store aisle.