Description: Join the stars of "Mystery Science Theater 3000" for the comedy event of the year! This one-night event will feature the world premiere of a new short and non-stop hilarious riffing on a COLOR version of "RiffTrax LIVE: Plan 9 from Outer Space." Don't miss an evening of LIVE riffing on the Worst Movie Ever Made beaming into movie theaters nationwide on Thursday, Aug. 20 at 8 p.m. ET/ 7 p.m. CT/ 6 p.m. MT/ Tape Delayed at 8 p.m. PT.