Kachigga - You yell Kachigga and then you prank someone or do something

You yell Kachigga and then you prank someone or do something embarrassing and stupid.

I yelled Kachigga and then poured soda on my friend’s head.

I said Kachigga and then stole my teacher’s lunch.

I yelled Kachigga and then made a mess in the classroom.