A tech demo for the GameCube inspired the creation of Super Mario Galaxy for the Wii.

You can learn more about that and other interesting bits of trivia in YouTube channel Did You Know Gaming‘s latest video, which looks at Super Mario Galaxy and its sequel. Both are two of the best platformers and Wii games of all time, so any sane Mario fan should enjoy learning about their origins, abandoned ideas, and more.

I definitely didn’t know that Rosalina was originally going to be related to Princess Peach. Also, I’m glad they changed her hair design. It’s hard to imagine Rosalina without that half-covered face.