bust a cap in yo ass
Example:
Byron: Your gay
Jonny: I will bust a cap in yo ass.
Byron: Try it.
Jonny:*Grabs Shotgun* Are you sure?
Byron: Yeah
Jonny: *Shoots Byron*
Byron: Your gay
Jonny: I will bust a cap in yo ass.
Byron: Try it.
Jonny:*Grabs Shotgun* Are you sure?
Byron: Yeah
Jonny: *Shoots Byron*