MUNICH — Hip-hop blared from oversized speakers. Half-finished beer glasses teetered precariously along the bar, and a scrum of teenage bodies writhed on the dimly lit dance floor. It was a regular ...

Traditionally worn by Bavarian boys and yodelers, lederhosen don’t exactly scream high fashion. But lose the front flaps, unclip the suspenders, give them a modern cut and slap them on an aloof model, ...