I'm-a get to clapping and
He and his boys gonna be yapping to the Captain
After Jay fights this girly-man, said antagonist, being a wimp, will go right to the police and get Jay arrested
“Clappin” is slang for shoot a gun. “Yappin to the Captain” means talking to the police (police captain) after Jay starts shootin his gun off to scare ‘em. System in the next like is slang for judicial/legal system.
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