Ask Billboard: A Dozen Hits, Eight Decades Atop This Week’s Hot 100

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A DOZEN HITS, EIGHT DECADES
Hi Gary,
In looking at the top 12 hits on the Billboard Hot 100 this week, there are representations of holiday songs first recorded in the 1940s, ’50s, ’60s, ’70s, ’80s, ’90s and 2010s. Only the first decade of this mill