It’s not your typical concert checklist: ticket, ID...bald cap? Pitbull, the 44-year-old Miami rapper—known for hits like “Timber,” “Hotel Room Service,” and “Don’t Stop the Party”—kicked off the ...

Pitbull says fans donning bald caps to his concerts shows a connection that runs “deeper than just music.” Mr. Worldwide brought his Party After Dark Tour to London’s The O2 for the fifth time this ...