Former NFL coach Jon Gruden participated in the Valspar Championship pro-am at Innisbrook Resort and Golf Club in Palm Harbor, Florida, on March 18, 2026. The event drew attention due to a controversy involving Barstool Sports founder Dave Portnoy's "Gruden Rule" at an Internet Invitational, though details of the rule and the ensuing drama were not immediately disclosed.
Jon Gruden Appears at Valspar Championship Pro-Am Amid 'Gruden Rule' Controversy
