No. 1 on
Dec 31, 1975
🎵 Song
Billboard Hot 100
Saturday Night
Bay City Rollers
chart of Jan 3, 1976
🎬 Film
U.S. box office
Dog Day Afternoon
$1.9M weekend
week of Dec 31, 1975
📚 Book
NYT fiction best seller
Curtain
Agatha Christie
list of Dec 28, 1975
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