Sept. 19, 1980 – In the George Brett goes 2-for-4, keeping his season batting average at .400

George Brett – Society for American Baseball Research

Pine Tar Game: Story behind George Brett's controversial home run - Sports Illustrated

George Brett's pine tar home run

Royals best single-game hitting performances

Hall of Famer George Brett on Pine Tar Game, 40 years later - ESPN

September 30, 1992: George Brett joins 3,000-hit club with four-hit performance – Society for American Baseball Research

Sept. 19, 1980 – In the George Brett goes 2-for-4, keeping his season batting average at .400

Hitters continue to chase .400

Rockies Todd Helton Top 10

Will Rockies' Charlie Blackmon hit over .400 this season? - Los Angeles Times

An oral history of the Pine Tar Game - Sports Illustrated

Remembering the George Brett Pine Tar Incident, 30 Years Later, News, Scores, Highlights, Stats, and Rumors