Sabrina Carpenter just delivered a major fashion moment at the #GRAMMYs in a custom JW Anderson gown Serving Old Hollywood glamour with a modern twist, seemingly referencing Shirley MacLaine's iconic backless sabrina carpenter referencing shirley mclaine's backless dress in 'what a way to go!' (1964) for her grammy's look <3 #Grammys @sabrinacarpenter The backless dress from What A Way To Go! (1964) costume designer Edith Head, worn by Shirley MacLaine side X side with Sabrina Carpenter at the Grammys 2025 . # Sabrina Carpenter's Grammys Dress Looked A Whole Lot Like This Iconic Gown Worn By Shirley MacLaine In 1964, So Here's A Side By Side