MILWAUKEE, WI (March 15, 2023) – Summerfest presented by American Family Insurance in partnership with the Milwaukee Admirals announce “Summerfest Night” at the Milwaukee Admirals game on Friday, April 14 (414 Day in Milwaukee) at 7:00 p.m. In celebration of Summerfest’s 55th anniversary, all fans in attendance at the Milwaukee Admirals game on April 14 will receive one (1) FREE Summerfest 2023 single…