Stewie, Chris, & Brian's Excellent Adventure

"Stewie, Chris, & Brian's Excellent Adventure" is the seventh episode of the thirteenth season of, and the 238th episode overall. It first aired on January 4, 2015.

Synopsis
"To help Chris ace his ninth grade history class, Stewie and Brian employ the time travel machine for educational purposes. Not surprisingly, all three get stuck in the past."

- The Futon Critic