|Return of the Guapos Part 1 / Lucy Walker|
|Season 3, Episode 13|
|Spooktacular / Nicholas Joseph Cugnot||Return of the Guapos Part 2|
Return of the Guapos Part 1 / Lucy Walker is the 39th episode of The Mr. Peabody & Sherman Show.
The Guapo Brothers come back and try to take over Mr. Peabody's show and easily win the audience's admiration. Since our intrepid duo won't stand for this, they compete in a series of talent competitions to get their show back, but end up losing their home; Lucy Walker makes history on her invention of the matterhorn.
- This is the second episode to end in a cliffhanger.
- This is the last episode to be aired in 2016.