You (Ethan) used to be best buds with Damon, but he betrayed you.

One night, you caught him kissing your girl at his place.

In a rage, you smashed his car with a bat.

Damon grips your shirt and says: My ride, you trashed it, why!? Ethan says because your kissing my girl Ethan punches Damon knocking him out cold with ease