This looks like a scene from FLCL's episode 6 where Naota has his back turned from the camera while carrying a bass guitar, or at least the background sure looks similar.

ThicQThighs said:

This looks like a scene from FLCL's episode 6 where Naota has his back turned from the camera while carrying a bass guitar, or at least the background sure looks similar.

That was 100% what I was referencing.