In 2007 the Infinity Repertory Company produced his score MOD: A Musical Pop-toon!
MOD was also selected for the ASCAP Music Theatre Workshop (directed by Stephen Schwartz).
[1] His rock "radio play", Transmitter Man, produced by Todd Tobias (Guided By Voices, Robert Pollard) was released in 2007.
His work at Yale includes the American premiere of Dario Fo's About Face.
[2] Griggs began his career in the 1970s as lead singer and songwriter for the rock band, Shobiz, touring as an opening act with Aerosmith, Twisted Sister, Southside Johnny and The Asbury Jukes, Rick Derringer, The Motels, Talking Heads, Joan Jett, The Ramones among others.