Harlem’s Mase and onetime Diddy pal is getting back behind the pulpit instead of the microphone. Become a Harlem Insider! Sign-Up for our Newsletter *Select list(s) to subscribe toHarlem World Magazine Example: Yes, I would like to receive emails from Harlem World Magazine. (You can unsubscribe anytime)Constant Contact Use. Please leave this field blank.By submitting this…