To go left, right, up and down, use the arrow keys, and if Jenny turns upside-down after reaching an edge, go to the other edge. Thank you @Scratchteam (again)
Please do not post any advertisements in the comments. @Mr-BlockBuster will let you advertise in the studio: https://scratch.mit.edu/studios/51495028 advertise there! NOTE TO ANYONE WHO KNOWS MY IDENTITY! Do not disclose mine/your identity if you know me. Just hint at something that will help me recognise you. AND I AM SERIOUS as I respect privacy!