So the obviously the singer (protagonist?) got dumped; they are complaining they tried but their best was not good enough for their partner. Finally they express their anger with them by means of a funny "curse." The Chorus is mostly nonsense; a filler only.
The song tries to paint a picture of the dumpee's feelings without attempting to sound vindictive. Its childishness emphasizes how an adult's feelings can be twisted up by a breakup...
So the obviously the singer (protagonist?) got dumped; they are complaining they tried but their best was not good enough for their partner. Finally they express their anger with them by means of a funny "curse." The Chorus is mostly nonsense; a filler only.
The song tries to paint a picture of the dumpee's feelings without attempting to sound vindictive. Its childishness emphasizes how an adult's feelings can be twisted up by a breakup...