Here's the very beginning of my research into concert dates and info for the M&P's and related groups.
I have a lot more info than this, but it all has to be sorted still, so I've just been occasionally filling in dates when I run across them. Not much here yet, so feel free to fill in any info you have!
1966------------
July 01 - The M&P's - Dallas Memorial Auditorium, Dallas, TX
Known opening acts: Bryan Hyland
Known songs performed: I Saw Her Again
Other info: First show with Jill. Rescheduled from June 18.
July XX - The M&P's - Forest Hills, NY
Other info: With Jill
July XX - The M&P's - Denver, CO
Other info: With Jill
July XX - The M&P's - Phoenix AR
Other info: With Jill
July XX - The M&P's - San Francisco, CA
Other info: With Jill
September 02 - The M&P's - Carousel Theatre, West Covina, CA
September 03 - The M&P's - Carousel Theatre, West Covina, CA
1967------------
January 13 - The M&P's - Berkeley Community Theater, Berkeley, CA
Known opening acts: The Grateful Dead
Other info: The Grateful Dead were brought in as a last-minute replacement for
scheduled opener Jose Feliciano.
June 18 - The M&P's - The Monterey International Pop Music Festival, Monterey, CA
Setlist: Straight Shooter; Spanish Harlem; Somebody Groovy; Got a Feelin';
California Dreamin'; I Call Your Name; Monday, Monday; San Francisco
(with Scott on vocals); Dancing In the Street
1969------------
October 15 - John - The Troubadour, Los Angeles, CA
Other info: Part of John's short Wolfking promotional tour. Footage from this
tour was apparently recorded during filming for John and Michael Sarne's
'Byron and Shelley' project.
1983------------
April 15 - The New M&P's - The Palomino Club, North Hollywood, CA
Michelle attended the show and may have sang with the group.