John Walsh is most commonly known as the host of America's Most Wanted. Today, he becomes the guide in the search and rescue efforts of Snuff the Seal.

In the most hilarious "Shark Week" promo ever, Snuffy the Seal was eaten by a shark. So, John Walsh is putting his talents to work as he searches for the shark and Snuffy.

Discovery Channel gets a virtual high-five from me for this follow-up to the funniest show promo or all-time.

Don't forget, Shark Week kicks off on August 4th on Discovery Channel.

Keep up with “Shark Week” here: