Hibike! Euphonium Specials 2 Episode 1

Welcome to the Fireworks Festival Kiss! (花火大会キッスへようこそ!) is the first OVA episode of the second season of the Hibike! Euphonium anime series. It was broadcasted on December 21, 2016.

Synopsis
While Yuuko, Natsuki and Riko are hanging out at the summer festival, she and Natsuki try to encourage Riko to share a kiss with Goto. Later, they mistakenly see that Goto is about to kiss a women other then Riko, (who is in fact, his sister) and go to beat him up.