On June 28, 2007, Frank Thomas became the 21st player to reach the 500-homer mark. The big Blue Jays’ slugger belted a three-run homer in the first inning off Carlos Silva of the Twins. Thomas was later ejected from the game in the ninth inning for arguing a called third strike.
Richie Allen of the Philadelphia Phillies hits the first regular season home run in the history of the Astrodome
April 12, 1965
April 29, 1953
Frank Robinson of the Baltimore Orioles becomes the first player to hit a home run completely out of Memorial Stadium.
May 8, 1966