Diddy and Cassie Ventura's breakup last October after more than a decade of dating is taking a not so amicable turn.
There was no shortage of heartache in 2018.
Porter dated Diddy on and off for years before her sudden death on Thursday.
A source tells ET that the music mogul is now single.
ET has learned the long-time couple have called it quits. Diddy and Cassie were in an on-and-off relationship for 11 years.