Elizabeth Henstridge may not be a biochemist like her Agents of S.H.I.E.L.D. character, Jemma Simmons, but she definitely has wit to match her onscreen persona. She stopped by our LA studio to talk about going to work in the Marvel universe, bearing witness to Tom Hiddleston's dance moves, and the embarrassing way she learned she was calling her costar Clark Gregg by the wrong name. Catch Agents of S.H.I.E.L.D. Tuesday nights on ABC.