If you thought Leonardo DiCaprio took forever to finally bring home an Oscar win, you'd better believe these stars are also impatiently waiting...
Robert Downey Jr.
It's true, Iron Man himself has never won an Academy Award. Though he's been nominated twice for Tropic Thunder and Chapin at The Oscars, he's never managed to take home the trophy. Considering Downey Jr.'s lengthy filmography, this is a crime.