K-ON! Season 1 - Season 1 Episode 12

Yui catches a fever and is unable to practice for the festival. The club feels uneasy performing without her, but in the end everyone puts on a great performance.

Light Music!, K-ON! Wiki

Spoilers] K-ON! Rewatch - S1E12 Light Music! : r/anime

Every K-ON Frame in Order - K-ON! Season 1 Episode 12 Light Music! (Frame 1161/1400)

That one time Yui filled a bathtub with crayfish

Strikes Back - This Is Us Season 1 Episode 12 - TV Fanatic

Stream K-ON! Season 1 on HIDIVE

Light Music!, K-ON! Wiki

Urara Meirochou Episode 12 Discussion - Forums

K-ON! episode 12 – This is not the finale suckas!, Blogging about Anime

Every K-ON Frame in Order - K-ON! Season 1 Episode 12 Light Music! (Frame 1054/1400)

K-ON! Episode 12 English Sub - BiliBili

Go, Diego, Go!: Season 4, Episode 12 - Rotten Tomatoes