Police are hunting down a supposed fan of Taylor Swift after they allegedly stole an Eras Tour film poster. Cops in Tulsa have taken to Facebook to ask for the public’s help in catching the fan who went to the cinema to watch the acclaimed documentary movie in December. They took their love for Taylor Swift quite seriously and allegedly stole one of the 6’ x 4’ posters displayed in the theater to promote the showing. Police have called the act “a little extreme.” A fan went a bit far and ‘stole a Taylor Swift Eras Tour poster’Need help identifying this “Swiftie”This person of interest and appa…