K-ON! Episode 4: Training Camp!
Episode 4 of 13 of K-ON!, aired April 23, 2009, 25 minutes. Available with English subtitles and dub where released.
Episode summary
After listening to the live performance of the previous year's Light Music Club, Mio is inspired to get the gang together to practice over the summer break for the upcoming Budokan school festival. They travel to Tsumugi's oceanside villa, where music and summer fun mix.