If that is your first encounter with polari, you really need to listen to some.
Can’t use audio right now, but this seems a likely candidate. Google ‘Julian and Sandy’.
ETA much later - now I have chance to listen to this, the only polari starts at about 4mins 10 secs in.
(The humour is, of course, ‘of its time’.)
While Julian & Sandy did much to make the public more aware of polari, this is a much better example:
