I'd just send them a message beforehand
I'd share the venue but don't want to step on her toes, I think people need to ask to come.
Probably to prevent random weirdos walking up I imagine.
Possibly see some of you there x
"Is the organiser still on Fab? I can’t find any info. We would really like to attend a social "
https://m.fabswingers.com/profile/velvets_norwich_socials