These designers make expensive bling for rappers

When rapper Tekashi 6ix9ine was robbed, shot in the leg and kidnapped two weeks ago in Crown Heights, the 22-year-old lost some signature jewelry -- including, according to insiders, a shimmery My Little Pony pendant (topped with rainbow-dyed human hair) and a jewel-encrusted rendering of Billy the Puppet from the "Saw" movies. They may sound...