Well this is a screenshot of the video:
(I think the side of the video got cut off... faaail.)
I need the shape to move across the screen from right to left but for some reason it won't work.
Screenshot of the keyframes:
Not sure how to explain it... I have the shape on one side of the video, I create a keyframe and move the shape but it just stays in the new position the whole way through the clip (it doesn't move).