Did you know Ke$ha's song "Tik Tok" demonstrates a linguistic oddity? And we're not talking about her spelling. "Reduplicated" words contain repeated syllables, but with different vowel sounds. Puzzle guru Art Chung leads contestants in a game full of reduplicated word pairs, so quit your "chit-chat" and listen in!
Plus, guest music duo Paul & Storm play an extra-special cover of "Splish-Splash."