Philadelphia progressive rock band The Red Masque perform an improvisation into the song "Tidal" off their debut EP Death of the Red Masque (2001) at Orion Sound Studios in Baltimore. November 1 , 2008. Thanks to Debbie Sears for video. See http://www.theredmasque.com for more info on the band.
Brandon Ross (bass, theremin)
Lynnette Shelley (vox, percussion)
David Pym (guitar)