A Pittsburgh Pirates fan waves a Jolly Roger during the opening day baseball game between the Pittsburgh Pirates and the St. Louis Cardinals at PNC Park in Pittsburgh, Sunday, April 3, 2016.

137 Pittsburgh Pirates Parrot Stock Photos, High-Res Pictures, and Images - Getty Images

Pittsburgh Pirates fans wave the Jolly Roger flag on the rotunda as the standing room only crowd at PNC Park watches the ten inning opening day 1-0 win over the Chicago Cubs

Pittsburgh Pirates fans wave the Jolly Rogers in the ninth inning of the Pirates' 6-2 win over the Cincinnati Reds at PNC Park in Pittsburgh, Pennsylvania on October 1, 2013. The Pirates

Pittsburgh Pirates welcome fans back to PNC Park with win over Chicago White Sox

A decade of 'magic': Pirates fan group 'Renegades of the Rotunda' looks forward to another season of fun

90 Pittsburgh Pirate Parrot Mascot Stock Photos, High-Res Pictures, and Images - Getty Images

Pittsburgh Pirates mascot waves the pirate's flag, the Jolly Rogers following the Pirates 7-0 win against the Houston Astros at PNC Park in Pittsburgh on April 13, 2009. .(UPI Photo/Archie Carpenter Stock

Pittsburgh Pirates fans wave the Jolly Roger flag on the rotunda as the standing room only crowd at PNC Park watches the ten inning opening day 1-0 win over the Chicago Cubs

Ballpark #1: How the Pirates helped me learn to love baseball again

90 Pittsburgh Pirate Parrot Mascot Stock Photos, High-Res Pictures, and Images - Getty Images