Lady Gaga sits down with ET’s Denny Directo to talk about her new film, ‘Joker: Folie à Deux. Gaga dishes on her time with fiancé Michael Polansky at the Venice Film Festival and details undergoing her physical transformation for the ‘Joker.’ Gaga also plays coy when asked about the meaning behind her ‘cryptic’ instagram messages. ‘Joker: Folie à Deux is in theaters Oct. 4.