McKayla Maroney meme fever

The image of US gymnast McKayla Maroney standing arms crossed, dissatisfied as she receives her silver medal was one that many Americans remember from the Olympic women's gymnastics vaulting medal ceremony. But the Internet has turned the image into a new sensation as thousands of memes are created using the "McKayla is not impressed" scowl. You can see the Tumblr "McKayla is not impressed" here.