Jean Dujardin (also sporting a beard) looked dapper in his black suit, forgoing the bow tie for a black silk necktie.

FORBES: The Men At The 2013 Oscars Red Carpet: Who Looked Best In Their Black Tie (And Beards)

"Jean's career is a fairy tale, " says Mr. Lellouche, Mr. Dujardin's longtime friend.

WSJ: Silence Is Golden in 'The Artist'