Christie Brinkley took a walk down memory lane to share the most epic throwback photo on Instagram on Thursday - and it got everyone talking. The model, 67, turned up the heat on social media with a snapshot wearing a fun and flirty outfit complete with white hot pants, roller skates and a helmet too!MORE: Christie Brinkley looks sensational in bright red bikiniChristie was tanned and beaming from ear-to-ear in the image which sparked a frenzy from her Instagram followers. WATCH: Christie