Cassie Ventura and Sean "Diddy" Combs' former assistant testified that he tried to confront Marion "Suge" Knight at a diner. The pair have been rivals since the '90s.

"The East Coast, West Coast rivalry led to a lot of bad blood between Suge, Death Row, and Puffy and Bad Boy. Both were big at the time," said retired NYPD Det. Derrick Parker, the first cop assigned to investigate crime in the hip-hop world. Parker was known on the streets as the "Hip-Hop Cop."

Sean “Diddy” Combs once hauled his personal assistant with him to confront rap rival Suge Knight — all while packing three guns, too, explosive testimony revealed Tuesday. The Bad Boy