two of Sia music videos i've come across and really like, interesting animation and visuals :)
https://www.youtube.com/watch?v=JhW1Spd4GlE < I like in Buttons the idea of the celotape and tights over her face , almost like a mask. when I have dreams one of the things that happens alot is faceless people, and blurred faces so this might be an interesting path to go down :)
https://www.youtube.com/watch?v=MHdcPlfwmkg < Sia -Changes, probably just one of the best music videos i've seen in a while. Love the stop motion of the video, enjoy!