The Simpsons decide to see a play while visiting Shelbyville.

The Simpsons watch the musical Song of Shelbyville.

The musical continues with Springfield Billy interacting with locals.

Marge writes a letter to Frank Gehry asking him to build a concert hall.

Homer points out that Snowball II is fat.

The audience leaves early during the classical music concert.

Mr. Burns assumes the debt and takes ownership of the concert hall.

Homer fails a drug test and is arrested instead of hired.

Bart and Lisa decide to follow Snowball II to find out where she gets extra food.

Mr. Burns discusses needing more prisoners and enforcing old laws.

Chief Wiggum enforces an old law against littering.

Homer sees Snake fall into a garbage truck and alerts the guards.

Homer agrees to be a snitch in exchange for a plasma TV.

Homer reports a prisoner for having an unauthorized tattoo.

Bart and Lisa argue with the other family about Snowball II's loyalty.

Prisoners try to identify the snitch while Homer shows off his plasma TV.

Bart pretends to lose a turtle to enter the other family's home.

Prisoners leak a fake jailbreak plan to Homer to trap him.

Inmates chase Homer through the prison to kill him.

Marge helps Homer hide in the gas chamber from the inmates.

The governor pardons all inmates and sends them to a garbage barge.

Homer and Marge lie in bed together after the ordeal.