Version 1.0:
Dave Grohl
Neil deGrasse Tyson
Quentin Tarrantino
Bill Clinton
Christine Lagarde
Version 2.0:
Dave Grohl
Mark Cuban
Bill Clinton
Bill Murray
Nikki Haley
This would be easier if the bar had a 10 seater or even 2 5 tops (good luck with either in these times)
Just outside the top 5 in no order: Mick Jagger, Jim McEwan, Shirley Manson, Cesar Millan, Christopher Nolan, Mike Ness, Ian Astbury (OK I'll stop)