National Anthems Pittsburgh Pirates vs. Montreal Expos 1973 Different organist and singer

National Anthems Pittsburgh Pirates vs. Montreal Expos 1973 Different organist and singer.

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Roberta Cunningham sang U.S.'s 🇺🇸 National Anthem, "Star-Spangled Banner" after Canada's 🇨🇦 National Anthem, "O Canada" was played at game's outset