You know Gintama made an impression when my mind immediately went to the Nintendo Owee episode and not the actual Heidi TV series when I read this (I haven't even seen Heidi
Gintama: The Very Final Review - IGN
Episode 340 - Gintama - Anime News Network
Watching Gintama and in the WII episode kasura is a little kakyoin : r/ShitPostCrusaders
Gintama Season 1 (Eps 50-99) "Play Video Games for Only An Hour A Day" - Watch on Crunchyroll