Need help scriptign a face changer gui could anyone help?

Before Starting: I am going to be telling you how to do this, guessing that you already have a ScreenGui in StarterGui, and inside the ScreenGui, Insert a frame. Now, you should already have the right sizes and positions for this.

Let's Begin

Inside the frame, Insert an ImageButton, do this and change the position of the different image buttons that you want. In this case, I am only going to do 2. Now for the Images you want the face to change to, put the decal id inside of the image label. Once all this is done, we will start scripting. Put a local script inside of your frame, and edit it accordingly.

Lets do some Variables:

I think that will be it for the variables, but let's finish the script