by Natasha JokicBuzzFeedBuzzFeed StaffI'm a Senior Staff Writer at BuzzFeed covering pop culture, entertainment, and politics. Now, usually the Oscars are quite a buttoned-up, formal affair. But that didn't stop plenty of celebs from pushing the sartorial envelope, whether at the awards or an afterparty: 1. Bella Thorne's Gucci Oscars dress showed off her nipple piercing: Frazer Harrison / WireImage, Arturo Holmes / Getty Images 2. Kristen Wiig also wore a gown with sheer elements, this time courtesy of Elie Saab Haute Couture: Jeff Kravitz / FilmMagic 3.