one-hit wonders

Bongo Maffin, Malaika, Heinz Wickler, Zola and more were on the list.
If even sitting atop the hit parade can be dismissed as a flop, what then does constitute a hit? Any ideas? Anyone? It's not quite as easy to say when you start to give it some real thought.
First things first. When we say they shouldn't really exist we don't mean that we don't like the artists' music. In fact
The Archies were the product of a group of studio musicians managed by Don Kirshner. Ron Dante's lead vocals were accompanied by those of Toni Wine (who sang the line "I'm gonna make your life so sweet"), and Andy Kim.