We’re revving up for Oscars Sunday by taking a look back at the most memorable looks from shows past. The glamorous red carpet always brings out the most gorgeous, jaw-dropping (and sometimes mind-boggling) celebrity ensembles, and we can’t wait to see what this year’s show brings. From Gwyneth Paltrow‘s iconic white Tom Ford gown, to Celine Dion‘s statement-making backwards suit, click through to see 83 of the most unforgettable Oscars looks now.