So what are Sugar Pop Classics? Just incredibly tuneful, hook-filled gems from some of the most talented one-hit wonders (and some multi-hit artists) you could hear on the radio between 1966 and 1974. Polished to a fine-sounding gleam in this carefully remastered collection, here is nearly an hour's worth of Top 20 Pop hits you will surely remember and probably won't be able to stop humming.