Roy Halladay's perfect game - Wikipedia
The best moments of Roy Halladay's incredible career - Sports Illustrated
Why has it been so long since an MLB pitcher has thrown a perfect game? - Quora
What a Week! Including Baseball's 24th Perfect Game!
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List of Major League Baseball perfect games - Wikipedia
Roy Halladay Shocked Phillies Organization After Perfect Game With Expensive Gifts for Bat Boy and Others
Here's the last 10 perfect games in MLB history. : r/mlb
Roy Halladay
Roy Halladay's perfect game - Wikipedia
Ten years later, Roy Halladay's perfect game lives on with the Phillies, Marlins, and so many others who were there