YOU SAID:

Hanging out the passenger side of his best friend's ride, trying to holla at me

INTO JAPANESE

彼の親友の乗った車の乗客の側にぶら下がって、私に怒鳴りつけようとしている

BACK INTO ENGLISH

is hanging next to a passenger in his best friend's car and trying to yell at me

INTO JAPANESE

親友の車で乗客の隣にぶら下がり、私に怒鳴りつけようとしている

BACK INTO ENGLISH

is hanging next to a passenger in his best friend's car and trying to yell at me