Mordecai and Rigby must find a way to cover up a hole in the wall they created, and a magical keyboard they name 'The Power' might be just the thing for it.
A birthday party is scheduled in the park, and everyone has interesting jobs to do. That is, everybody but Mordecai and Rigby, who are only trusted with the lame job of setting up the chairs. In order to prove they are not slackers, the duo agree to set them up without being distracted.
Mordecai and Rigby need money in order to see their favourite childhood band. They decide to take on extra shifts, but soon start to tire out so they turn to coffee in order to stay awake.
Rigby suffers a final humiliation as he loses a fight to Mordecai over a video game. He turns to 'Death Kwon Do' in order to finally win one over his friend.
Rigby brings and finds a plate, to which everyone is upset and busy so Rigby is convinced that the the solitary Skips could help him.
The annual park barbecue has arrived, and Benson is so excited he has ordered premium hot dogs. When things go wrong, Mordecai blames Rigby for always making things worse, despite his claims that he can 'totally fix it.'
Mordecai and Rigby need to buy a grilled cheese sandwich for Benson, but can't be bothered to wait in line. Instead, they pretend to be astronauts, which results in them trying to out lie each other.
In an effort to woo Margaret, Mordecai starts using a cologne that can supposedly attract women, called "Dude Time". Unfortunately, all it seems to attract are unicorns.
Mordecai and Rigby's constant prank calls result in one of their victims sending them back in time to the eighties.
When the park is going to be audited, the guys must find a way to sort their taxes out or face it being closed down. Mordecai suggests Rigby's accountant brother, Don, but Rigby must first get over a long running feud.
After gorging on snacks at the snack bar, Rigby suffers an unfortunate accident as his consciousness separates from his body.
After ordering a bunch of shirts for a fake band, Mordecai and Rigby find themselves having to learn to play for real to avoid looking like idiots at the local open mic night.