I also learned how to take a picture like this:
And make it transparent, like this:
May not seem like a big deal, but when working in Photoshop, it makes it easier to create things because there aren't white boxes around pictures. It works no matter what color you are trying to get rid of in the background, so it's really good to know.
But now I am going to bed. I am tired after having stayed up all night last night.