This is a Sheepshead fish or Archosargus probatocephalus.
And this is Lady Gaga at the 2013 YouTube Music Awards.
And neither of them have as horrifying a mouth as McDonald's new mascot.
Happy actually made his debut in France in 2009, but has only now been unleashed on the U.S.
"'Happy' is about bringing more fun and excitement to kids' meals, including eating wholesome food choices like low-fat yoghurt," according to the press release.