Celebrities from Bella Hadid to Amal Clooney had major wardrobe malfunctions at Cannes and RadarOnline.com has a gallery of their slip ups. Jennifer Garner Has Embarrassing Spanx Slip-Up At Hollywood Premiere Days after husband Ben Affleck’s viral rant toward Bill Maher, lovely Jennifer Garner had an embarrassing wardrobe. 1 Miley Cyrus Via @mileycyrus 2 Rihanna Via @badgirlriri 3 Anne Hathaway Via www.cosmopolitan.com 4 Kendall Jenner Via @kendalljenner 5 Lady Gaga Via www.standard.co.uk 6 Alana Haim Via www.standard.co.uk 7 Madonna Via @Madonna 8 Emily Ratajkowski.