You might remember 16-year-old US gymnast MacKayala Moroney, who was less than happy when receiving her silver medal in the Individual Vault at this year's Olympics.
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Her 'not impressed' face gained her more fame than perhaps even a gold medal would have. She's appeared on The David Letterman Show, and now she got the most powerful man in the world in on the act too:
h/t: USA Gymnastics
