WATCH RELATED VIDEO Submit The stars of "Agent Carter" and "Agents of S.H.I.E.L.D." will face off in an epic, three-round Dubsmash War that starts on Sept. 2. Advertisement © 2017 HNGN, All rights reserved. Do not reproduce without permission. Advertisement 0 COMMENTS CLOSE COMMENT Get HNGN's Top Stories Newsletter Everyweek You have already subscribed. Thank you.