Like his mentor Usher, Bieber fully embraces both Ibiza beats (see dubsteppy bangers ''All Around the World'' and ''Take You'') and urban swagger (Drake and Nicki Minaj each drop by).
Clothed in sheepskin throws with bells around their waists and sporting distinctive hats embellished with sprigs of evergreen, two to more than thirty ringers swagger in groups behind a guide carrying a small evergreen tree.