Note: If viewing Michael Jackson Ultimate Archive on archive.org (Wayback Machine), please view the latest snapshot of this page for the most up-to-date information and media.
"The Groovy Show"
Date confirmed on admittance ticket (archived) (“Date: June 10 [1970]”)
Attendee, eBay ticket listing (mirror) (archived mirror)
The back of the ticket was signed by the original Jackson 5. Michael Jackson's signature can be clearly seen in the middle of the ticket. The autographs of Marlon, Jackie, Ronnie and Johnny (the drummer) Jackson are on the ticket. Tito and Jermaine's autograph are not on the ticket.
...This particular show was guest hosted by Mark Lidnsay of Paul Revere and the Raiders, who performed "Arizona" and his new song,"Cherokee Nation". Rufus Thomas was also a guest artist who sang "The Funky Chicken".
The Jackson 5 performed "The Love You Save" and their previous hit that same year, "ABC".