Gintama: Season 4, Episode 21

4 - 21: If You Keep Copying, They Will Retaliate / A Loss Opens Your Eyes to the Love You Have

Part A On top of the Odd Jobs building, two awfully familiar men seem to be scheming. They manage to hide themselves from several visitors, but they are spotted by the man who’ll cause the biggest mess of all: Katsura! Part B Gintoki’s alarm goes off, and he decides to takes a shower to sober up. While in the shower, something happens to Gintoki! Seems Kagura and Shinpachi are also caught up in the mess, and they wonder how this could have happened to them... The three heroes face a crisis like none other!