https://www.youtube.com/watch?v=KsqYxcB5gAM
(she was 24 when this happened)

Interesting.

It's not the official music video to the used song "Heavy Rotation", but some kind of music skit from an episode of AKB Video Center.
More info on this here (in Japanese): https://route207.net/blog_tv/archives/6067

Here is the full version (the video + making of): https://www.bilibili.com/video/BV1Ei4y1t7ar/

and here is the full episode (#2 from 29th April 2013) of AKB Video Center: https://www.facebook.com/AKB48.video/videos/1639002789710974/