I say...
McLaine, in his badass fashion, gets beat up by anyone who knows any kind of kung fu, but then blasts em away in the end.
Riggs quits, citing "Im too old for this shit."
However, his partner, Danny Glover, goes on to kill a Predator
"How the hell did i do that...?"
Mclaine, still fightin a hangover, kills Eddie Murphy, who was busy pickin up a male hooker.
"damn bush bitches!"
"Yippe-ki-yay, motherfucker!"