Participants stand in a circle. On "in" they put the appropriate body part in the circle, and on "out" they put it out of the circle. On "And you shake it all about", the body part is shaken three times (on "shake", "all", and "-bout", respectively). Throughout "You do the hokey pokey
I think you may have solved it!
Sounds like we will have family friendly BB viewing with a twist of group sex.
I like it!