Chains of a Warrior
Pirako is pleased to hear that Otose, the reason for Jirocho's attachment to the Kabuki district, has been eliminated. With Otose gone, the balance of power among the Four Devas has crumbled and a war is in the works in the Kabuki district. Meanwhile, the Odd Jobs crew is watching over Otose when Saigo appears and informs them that the bar will be destroyed by the Four Devas. He urges them to leave this town, now that they've lost their home...Finally, the day comes for them to leave Snack Otose.
Aired 13/06/2011EP 11 - Chains of a Warrior

Gintama Season 2
After a one-year hiatus, Shinpachi Shimura returns to Edo, only to stumble upon a shocking surprise: Gintoki and Kagura, his fellow Yorozuya members, have become completely different characters! Fleeing from the Yorozuya headquarters in confusion, Shinpachi finds that all the denizens of Edo have undergone impossibly extreme changes, in both appearance and personality. Most unbelievably, his sister Otae has married the Shinsengumi chief and shameless stalker Isao Kondou and is pregnant with their first child.
Bewildered, Shinpachi agrees to join the Shinsengumi at Otae and Kondou's request and finds even more startling transformations afoot both in and out of the ranks of the the organization. However, discovering that Vice Chief Toushirou Hijikata has remained unchanged, Shinpachi and his unlikely Shinsengumi ally set out to return the city of Edo to how they remember it.
With even more dirty jokes, tongue-in-cheek parodies, and shameless references, Gintama' follows the Yorozuya team through more of their misadventures in the vibrant, alien-filled world of Edo.
(Source: MAL Rewrite)