Florida Georgia Line headlined its first show at Nashville’s Ryman Auditorium on May 29 for an invitation-only event that aired live on SiriusXM. Over the course of the almost-90-minute set, the duo rattled off a number of their crowd-pleasing hits, including “H.O.LY.,” “Cruise,” “Anything Goes,” “Simple” and more. One of the highlights of the night…