Alexandra Saint Mleux wearing custom Guerin, inspired by Grace Kelly's iconic blue dress in To Catch a Thief, 1955. One of my favorite looks of hers. #alexandrasaintmleux #gracekelly #gracekellystyle #guerin #vintagefashion # High School Musical's Chris Warren Shares 5 Things You Never Knew About the Iconic Disney Movies (Exclusive) Grace Kelly's blue dress from To Catch A Thief (1955) One of my favorite dresses in a film I've seen so far is Grace Kelly's ice blue chiffon number from Alfred Hitchcock's Grace Kelly wearing a blue chiffon dress designed by Edith Head in "To Catch A Thief" 1955. Ashley Tisdale slips back into High School Musical costumes 'twenty years and two babies later'