Watch Jamie Lee Curtis SHIELD Cate Blanchett's Wardrobe Malfunction Mid-Interview (Exclusive)

Jamie Lee Curtis shields Cate Blanchett from a wardrobe malfunction! While chatting with ET's Denny Directo at the premiere of 'Borderlands,' Jamie stands behind Cate to help fix her dress. Plus, Cate gushes over Jamie, calling her the 'den mother' on set of their film. 'Borderlands' is in theaters on Aug. 9.