Sean "Diddy" Combs stepped out into a New York City courtroom on March 14 with graying hair and a gray beard. He pleaded not guilty to a superseding indictment amid his federal sex trafficking case.

This will sound gross, but I’ve never deep cleaned my hairbrushes and combs. Sure, I’ve cleaned out the trapped hair that gets on the brush after I use it, but I’ve never done anything more ...