Man v. Food Nation

Adam persuades Ric to devour 10 grilled cheese sandwiches in one hour.

Adam guides country music stars through 72 ounces of steak in Nashville.

Adam is in Tulsa with a local fireman to take on a spicy pizza challenge.

Big Joe Evans hopes to regain his crown at the Oyster House.

Adam coaches in a conch-eating contest and singer Vanilla Ice shows up.

On the Gulf Coast, Adam helps a rock star eat a huge muffaletta sandwich.

Adam recruits a Portsmouth local to eat four pounds of sliders and fries.

Adam coaches Burrito Joe in a 15-scoop ice cream challenge in Louisville.

In Milwaukee, Adam helps a local stay undefeated against food challengers.

Adam coaches a rugby player through a hot wiener food challenge.

Adam helps a Texan take down five pounds of Vietnamese pho in Dallas.

Adam leads a Navy officer in the Puffy Taco Challenge.

Adam recruits the Harlem Globetrotters to eat a spicy pulled pork sandwich.

Adam journeys the PCH to guide a teacher in the Brahma Bull Challenge.

Adam journeys to Tampa, NYC and L.A. to hit the nation's best street carts.

Adam coaches a local to win the Juicy Lucy Challenge in St. Paul, MN.

Adam's in Cincinnati to guide a local in a five-pound Reuben challenge.

Adam roots for NASCAR's Joey Logano on the track and in a food challenge.

Adam is in Omaha to coach a local DJ in the eight-pound Pig Wing Challenge.