Watch Alex Trebek Sing Rihanna's 'Umbrella' on 'Jeopardy'

— -- There he goes again! Someone give Alex Trebek a recording contract.

Just weeks after the "Jeopardy" host busted out the lyrics to the "Fresh Prince" theme song, he came back again earlier this week singing Rihanna's "Umbrella" as a clue for a category on popular songs.

Keep it up Trebek. Keep it up.