DENVER (CBS4) — New Kids on the Block fans might consider buying black market band merchandise to save cash, but there will be extra enforcement outside the Pepsi Center to prevent them.

concert tickets and countless forms of branded merchandise — from buttons and posters to dolls and bed sheets — to their army of devoted teenage fans. John Nordell/Getty NKOTB's First New ...

Groups of giddy women roamed the grounds in matching NKOTB T-shirts. ("I'm not old, I'm vintage" was a favorite.) Vendors inside NRG Center blasted classic NKOTB hits. Joey McIntyre showed ...