While Joe is dealing with his marriage, Peter reignites his legendary feud with . What starts as a simple fender bender in the driveway spirals into an epic, five-minute battle that defies the laws of physics.

Whether you're here for the "Affairs" trilogy continuity or just want to see Peter punch a giant chicken in zero gravity, " Internal Affairs " remains a standout finale from the show's tenth season. "Family Guy" Internal Affairs (TV Episode 2012) - IMDb

This isn't just a standard alleyway brawl. The fight takes them: Back in time via Stewie's time pad. Through a genetic research lab. Into outer space and back down to an oil rig.