Family Guy Season 23 Episode 21 A Little Fright Music Episode Title: A Little Fright Music Episode Description: While standing in line for face painting at the pumpkin patch, Stewie and Brian note the lack of original Halloween songs on the radio, save for "Monster Mash" and decide to write one themselves. They initially decide on a rap, before switching to a Halloween spoof of "We Didn't Start the Fire", though Stewie gets more wrapped up in living like a songwriter as opposed to getting the song done, prompting Brian to walk out on him. Meanwhile, Chris is bummed after Lois declares him too old to trick-or-treat and forces him to hand out candy at home. He and Peter sneak off to trick-or-treat outside of town, lying about being at the game. Bonnie and Donna reveal that their husbands told them the same lie, clueing Lois in on what's happening. The guys are accosted by masked killers and chased into a cabin, where they're held hostage. When the guys express guilt over lying to their wives, the killers reveal themselves to be Lois, Donna, and Bonnie, having pranked them as payback. As they reconcile, Lois admits that her Halloween spirit was rekindled due to the act of setting up the prank. The episode ends with Stewie and Brian performing the spooky showtune they wrote.