1974’s A-B-B-A Coincidence: Four No. 1 Songs That Weirdly Announced ABBA’s U.S. Debut When Four 1974’s No. 1 Hits Spelled A-B-B-A—and ABBA First Hit the U.S. Charts

1974’s A-B-B-A Coincidence: Four Unrelated No. 1 Songs That Weirdly Announced ABBA’s U.S. Debut

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