Ep 11. Encyclopedia Griffin

In Family Guy season 13 episode 11, titled "Encyclopedia Griffin," the Griffin family discovers that they have a long-lost relative named Nate Griffin who has become homeless. In an effort to help out their newfound family member, the Griffins take Nate in and try to get him back on his feet.

Meanwhile, Stewie becomes obsessed with learning everything he can about the world around him and decides to write his own encyclopedia. He enlists the help of Brian to research and write entries for the book, but their different approaches to the project lead to conflict.

Throughout the episode, viewers are treated to different comedic scenarios involving the Griffin family and Nate, as well as Stewie and Brian's encyclopedia project. The episode ends with a heartwarming moment that reinforces the importance of family and helping those in need.

Overall, "Encyclopedia Griffin" is a classic episode of Family Guy that provides plenty of laughs while also delivering a positive message about the power of family and the importance of generosity and kindness.