Trip or Freak Concert Poster 1967 by Mouse, Griffin & Kelley

The famous Halloween 1967 San Francisco psychedelic concert poster designed by Alton Kelley, Stanley Mouse and Rick Griffin. “Trip or Freak” — a take-off on “trick or treat,” of course — was a Halloween Ball featuring the Grateful Dead, Big Brother & The Holding Company (featuring Janis Joplin) and the Quicksilver Messenger Service. This poster is rich in hidden, magical detail, and is enthusiastically discussed by collector Pete Howard of (phone 805-540-0020, email If you like posters like this, be sure to check out more vintage psychedelic concert posters shown on this page right here on my web site:

This entry was posted in **All Posters, **Psychedelic Posters Only, *Grateful Dead, *Janis Joplin and tagged , , , , , , . Bookmark the permalink.

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