[Easiest way to accomplish this?]

Found a great plugin for the issue I was having. It is called DistortThis! by Techno Robbo.

 

Here is an example of outcome:

 

[Easiest way to accomplish this?]

Yeah the image I want to overlay is on another layer. I was hoping I could drag the screen image into position and then stretch it into the same size, but I think this method will work. Thank you. 

[Easiest way to accomplish this?]

I'm trying to change the angle/perspective of an image? I've done this before with Paint.net but now I can't remember how to do it. For example I have an image of a TV that is at an angle and I want to replace the screen with an image, to make it look like its showing on the TV. What is the easiest way to do this?