Having fun watching Nickelodeon’s Are You Smarter Than A 5th Grader? Then you’ll love this spirited contestant! Sister Mary Jo serves up some crazy pitches and throws down some serious dance moves with help of host John Cena and the class! Don’t miss it as she takes a chance at winning the biggest prize in Nickelodeon history - up to $100,000! Catch more Are You Smarter Than A 5th Grader – the quiz show where kids help grownups make the grade – only on Nick! ►► Subscribe for More: at.nick.com/Subscribe ►► Watch More from Nick: at.nick.com/NewNickVideos ►► SpongeBob on YouTube: at.nick.com/SpongeBobOfficial ►► NickRewind on YouTube: at.nick.com/NickRewind ►► All That on YouTube: at.nick.com/AllThat ►► What’s On TV? : at.nick.com/TVSchedule Catch More on Nick! #JohnCena #AreYouSmarter #AYSTAFG #Nick GET MORE NICKELODEON: Like Nick: at.nick.com/Facebook Follow Nick: at.nick.com/Twitter Nick Instagram: at.nic...