Halladay throws perfect game, beats Marlins 1-0

Stoic as always, Roy Halladay's expression never changed.

Until the end, that is.

Until there was history _ a perfect game, the marquee performance of his All-Star career.

The Philadelphia Phillies' ace threw the 20th perfect game in major league history, beating the Florida Marlins 1-0 on Saturday night.

At 9:23 p.m., when he got pinch-hitter Ronny Paulino to hit a grounder to third for the 27th out, only then could Halladay bask in his moment _ breaking into a big smile and wrapping his arms around catcher Carlos Ruiz before disappearing in a joyous, jumping gray-and-red mob of teammates.

"It's never something that you …