Lost his Ups job to sign in the league thinking dudes in it suck
But ‘Change is a part of this bum’s life
……………….Yeah, that’s all people will put in his cup

I personally would've worded it something like...

Last time he dominated the LBL, now he's gettin blasted up
But change is a part of this bum's life..
.. when he's down in the subway with his plastic cup.