Share 'Trey Songz DOES IT AGAIN . . . He STEALS Another Celebs Girlfriend . . . Then EMAILS HIM . . . Saying . . . I’M F*CKIN YO CHICK!!!'

Drake was EXPOSED last week, first for f*cking Chris Brown's GF Karruehe . . . then for trying to HIT ON Diddy's girlfriend Cassie WHILE DIDDY WAS IN THE CLUB. But if you thought that DRAKE was the dirtiest STEAL-Yo-CHICK artist in the business . . . he ain't got NOTHING on Trey Songz. Trey Songz was allegedly the side d*c* involved in the murder-suicide of Earl Hayes and Stephanie Moseley.…