Robert Downey Jr. is no stranger to English characters: He played Sherlock Holmes in two big-budget movies and received an Oscar nomination for portraying Charlie Chaplin. But his accent work didn't do him any favors when he auditioned for The Holiday opposite Kate Winslet years ago.

During a recent appearance on SiriusXM's The Howard Stern Show, Downey and Jimmy Fallon recounted their experiences reading for Nancy Meyers' 2006 Christmas rom-com, and it sounds like they didn't impress.