Joaquin Phoenix talks following Heath Ledger and Jack Nicholson as Joker (released October 4) and his struggles to take on the iconic character. The 44-year-old star and hot favourite for an Oscar reveals how he deliberately avoided watching previous Jokers on screen to convey a new version of the character in a performance that has already stunned critics. Joaquin also talks having to lose weight, finding his Joker laugh and much more.