K-ON!
けいおん! (original)
When they're not gorging themselves on sugary snacks, four aspiring high school musicians crank out catchy tunes as members of the Light Music Club.
Starring Aki Toyosaki, Yoko Hikasa, Minako Kotobuki, Satomi Sato, Ayana Taketatsu, Chika Fujitou, Madoka Yonezawa, Asami Sanada, Yoriko Nagata
It's a animation and comedy show, and has a rating of 7.8 out of 10 from Imdb which is usually fine for this kind of show.
Watch it here
Not found streaming from United Kingdom.