It's like our wedding night," he tells PEOPLE. Related: Robert Downey Jr. Thanks His 'Veterinarian, I Mean Wife' Susan in Oscars Speech: 'You Loved Me Back to Life' "There's this thing where there ...

has won the Oscar for best supporting actor for his ... "I'd like to thank my veterinarian - I meant wife, Susan Downey over there. She found me a snarling rescue pet and you loved me back to ...

Downey, who had previously received Oscar nominations for his starring role in Chaplin and supporting role in Tropic Thunder, ...