Pop star Justin Bieber looked a world away from his old self as he was spotted stepping out in New York on Wednesday. The Canadian star took his trip without his wife Hailey Bieber , 28, but had an entourage of other people around him. New dad Justin looked tired as he walked through the city, debuting a dramatic buzz cut. Justin, 30, wore his trademark baggy clothes, pairing a canary yellow hoodie with beige trousers. The singer seemed to hold the trousers up at the crotch to keep them from