Unfortunately Stoyo is right on the money. The section with the semiquavers is incredibly lumpy, but not only that, you're missing out notes to try and make it work.
This and the fact that you stitched the video together obviously suggests that there is a lot to be fixed about this. Please don't be one of those people who churn out the music like it's a race - take the time to really get to know the piece and truly master it.