Frehley, McCready Jam On Kiss Classic
The Pearl Jam guitarist invites Frehley onstage with his covers band
Gibson reports that in his Pearl Jam downtime McCready occasionally performs with a UFO covers band called Flight To Mars.
At a recent show in San Diego, however, the band deviated from their usual set choices when Ace Frehley joined them onstage for a version of 'Black Diamond'.
You can watch footage of the performance below: