Bit late but just come across this thread.
Jambo’s real name was Colin James. A few others who haven’t a mention but were around at this time were, Loxy (Dave Wilton), Diane and Sue Wood, Helen Petrovski, Sid Hopper. Also remember Tig, another one sadly no longer with us, ( a mate of Maddo from Kirkby. Also, Kev “Arnie” Palmer, Villa and Fritch. Good people one and all. Jambo and Betty were together for a short while up until he died. Colours was above the Belle Vue on Rosemary St cracking venue which ran alongside the Horse and Groom? ( was were the entrance to four seasons is now) used