Starlight Stage Story Commu 3 (English subbed) - SING, Smile, S(mile)ING!

Received a request for this one and Rin's commu, so here they are!
Forgive the horrendous video quality, I beg of you.
10:16 Cuteness button
Translation requests all considered, translation corrections appreciated.

[@magi3539]

thank you so much for this and the second main story commu (which is kind of a bonus as i have seen no translation for that one besides one i by chance found on a defunct wiki)