The Million Dollar Mistake

S5 E10: On an extraordinary property in upstate New York, Frank unearths a vintage Harley Sportster. Later, the guys meet up with Nat and Helen who after a lifetime of cruising for automotive memorabilia, are revving up to sell. During a backstage delivery in the Big Apple, Frank takes a wrong turn and makes a surprise cameo appearance on Who Wants to be a Millionaire.