Plot summary
After being spooked by the boys one night, the girls work on their own method of revenge. Once the score is evened, Mike calls for an end to the pranks. Regardless, the kids team up to scare Alice, after she claims to be afraid of nothing. Mike and Carol arrive home early and break up the scheme, but Alice arrives on the scene. Panicked, Alice smashes the bust of Mike that Carol made for an art contest, which was the subplot, thinking it is the head of a burglar. Carol and Mike come down hard on the kids and suspend the kids' allowances for two weeks, pointing out that their actions could have resulted in tragedy.
Credits
Adapted from Wikipedia contributors, List of The Brady Bunch episodes. HTML formatting and reference markers removed.