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St. Louis (KSDK) - St. Louis Cardinals fans who purchase a Big Mac from McDonald's at regular price can get a second for only $0.25 every day the Cardinals play.

The dates include Monday, October 8; Wednesday, October 10; Thursday, October 11 (if needed); and Friday, October 12 (if needed.

If the Cardinals move on to the National League Championship Series, the special will extend to those games as well.

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