McKayla Maroney Plus Fierce Five Demonstrate David Letterman Their 'Not Struck' Expressions

McKayla Maroney has become the 2012 Olympics' largest internet sensations thanks to her now infamous "not impressed" look  when the gymnast was honored with the silver medal for the vault after falling.

The 16-year-old Olympian and the perch of the Fierce Five women's gymnastics team -- Gabby Douglas, Aly Raisman, Jordyn Weiber and Kyla Ross -- spoke about the face on the "Late Show With David Letterman" (Weeknights, 11:35 p.m. ET on CBS).

Letterman said he felt for Maroney in that moment ont the podium, imagining they "caught her at an introspective instant " and "who can blame her" for being disappointed. But when he asked if souls were just "making it silly" at this point, Maroney replied, "It is pretty funny."

Watch Letterman, Maroney and her champion teammates embolden the "not impressed" face in the clip below.