I guess he had trouble Staying Alive. It could have been Assassins, I guess but he pretty much lived in Cop Land (Los Angeles) so that's not likely at all. Well, I think I've Driven my mom mad with these puns so I better Stop! Or My Mom Will Shoot me and draw First Blood. She's fukking Bananas.
Only thing left to say is Farewell, My Lovely Sage Stallone.