Bieber was eating at the Comfort Diner in NYC when he noticed a few officers eating next to him ... so when it came time to pay up, Justin coughed up the dough for their tab -- around $200.
The officers walked over and thanked Bieber for hooking them up ... then snapped a pic -- which Justin posted on Shots -- so they could prove to their family the whole thing actually went down.
Read more: http://www.tmz.com/2015/02/14/justin-bieber-paying-police-meal-nypd/#ixzz3RnAkELRC
