RiffTrax Live: Plan 9 from Outer Space 2009 Synopsis - The stars of MST3K riff the worst movie of all time in RiffTrax Live - Plan 9 From Outer Space. Live from the historic Belcourt Theater in Nashville! Hosted by internet superstar Veronica Belmont, and featuring geek troubadour Jonathan Coulton, RiffTrax Live offers non-stop music and laughs.