User blog comment:DevilX90/I'm Confused About Pink Hoodie Mac.../@comment-11402229-20140702230952

@Devil according to Sakurai:

Pic of the day. The pink sweatshirt looks really cool on Little Mac, SO YOU CAN USE THAT OUTFIT IN THIS GAME.… How can a pink sweatshirt look so cool?

There's your proof

It's an alternate skin.