Take a look at Joaquin Phoenix's dramatic teeth transformation for Joker and Joker: Folie à Deux in before-and-after photos, and the secret behind it ...

"Joker: Folie à Deux" star Lady Gaga finally addresses the failure of the "Joker" sequel starring Joaquin Phoenix.

Gaga - who shared her fiery reaction to the reelection of Donald Trump - starred in the Joker sequel opposite Joaquin Phoenix, but the magic from the first film wasn't anywhere to be found the ...