Circle of friends

or nutters, more so.

They should not let a big blue sky and a date on a calendar fool them: this is Ireland after all.

Actually, hold on a second, pass me the binoculars there, honey.
No, these are not nutters.
This is a group of 20 high profile clinicians. I read about them in the New Scientist.

They are conducting an in-depth study on testicular retractability.