It must be an even year.

The San Francisco Giants put together a dominant Opening Day performance against the Milwaukee Brewers at Miller Park, slugging three consecutive home runs in the top of the eighth inning.

Center fielder Denard Span cracked things open for the Giants, driving in his three-run blast on a 3-2 offering from right-hander Ariel Pena. 

Second baseman Joe Panik followed suit, crushing his solo shot to right field, while catcher Buster Posey rounded the trio out with a first-pitch homer.

San Francisco came away with its first win, trumping the Brewers 12-3.

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