As Steve Doocy noted this morning, the world knows him as the wholesome dad, Danny Tanner, from "Full House" fame. But in reality, comedian Bob Saget has a "sick sense of humor."

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Saget stopped by the curvy couch to promote his new memoir "Dirty Daddy: The Chronicles of a Family Man Turned Filthy Comedian."

The Fox and Friends hosts played a game with Saget called "Is That Bob Saget or Danny Tanner?" For instance, who said the following: Bob or Danny?

"I got home after a long day to find a horse in my living room."

Watch the interview above, and check out Saget's book as well.

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