Where's Wally? Where's Legs & Co.? It's almost as if the producer didn't want to use Legs & Co. for this routine: but having no choice, he was determined to hide them amongst the audience.
Gill is the only obvious one: stage right behind the band. Further to the right, mostly outside the picture is Anita. Between them, further back, Sue is occasionally visible: And Patti on Sue's left, with an audience bloke between them.
Rosie and Lulu are both stuck behind the double-bass player, so we only ever catch a fleetinmg glimpse of either.