Arron Banks and Andy Wigmore, the "Bad Boys of Brexit," were guests last year at Trump's favourite hole-in-the-wall, Mar-a-Lago.
If you're not familiar with Arron Banks, here's a good rundown on the mystery millionaire who financed Leave. Banks is under investigation by Britain's National Crime Agency for money he funneled to the Leave campaign.
Congressional investigators in the US are investigating whether the Brexit leaders served as a conduit between the Kremlin and the Trump campaign.
The Florida club where Trump frequently spends weekends charges top dollar for memberships, but people can also get in as the guest of a member or by buying a ticket to an individual event.