Christie Brinkley's age-deying beauty - and now we can!The supermodel, 67, shared a sensational snapshot of herself wearing a sweater and glitzy, sky-high heels, and she had some major news to go along with her show-stopping selfie. MORE: Christie Brinkley's garden in the Hamptons belongs on a movie set - see the video Christie took to Instagram to tease something exciting and looked fabulous in the flirty photo. WATCH: Christie Brinkley dances up a storm during fun birthday celebrationsShe