Running Mates is episode 10 of family guy season 02. It was originally aired on April 11, 2000.
When Lois decides to run for the school board, Peter decides to run against her in an effort to get one of his favorite teachers rehired after Lois refused his request. But when Peter stops at nothing to win the race by using dirty methods, the campaign takes a turn for the worse. After Peter gets elected, his rise to power falls flat and he’s forced to resign after an adult book he gave to Chris is found, and even worse, face his wife.