No matter what age, everyone seems to have a “Disney Side.” That concept led us to a question: how early in their lives did the famed Dapper Dans begin honing their skills as a barbershop quartet? For years, The Dapper Dans have been favorites among Disney Parks guests for their blend of harmonies and hijinks. Whether they’re in the Harmony Barber Shop or riding aboard the Main Street Trolley, the Dapper Dans provide a soundtrack like no other on Main Street U.S.A. In honor of the famed foursome, we asked them to lend a hand in helping to train a troupe of newcomers. Today, we are pleased to present the world premiere of … The Diaper Dans. via ‘Diaper Dans’ Show Their ‘Disney Side’ On Main Street U.S.A. at Walt Disney World Resort « Disney Parks Blog.