Wayne Gretzky Gets Lesson on Chappell Roan's 'Pink Pony Club'

Wayne Gretzky now knows of a special place where boys and girls can all be queens every single day ... 'cause the Great One got a lesson in Chappell Roan's hit song, "Pink Pony Club" on live TV -- thanks to TNT co-host Paul Bissonnette. Biz's…