It may not be fair to call them all 'one hit wonders' as all have had long careers but I think of them as one hit wonders. The crazy part is that all three are in the same family. First was older sister Neneh Cherry with Buffalo Stance.
View: https://www.youtube.com/watch?v=JWsRz3TJDEY
... then came younger brother Eagle-Eye Cherry (real name) with Save Tonight
View: https://www.youtube.com/watch?v=Nntd2fgMUYw
... and finally there was younger sister Titiyo with Come Along
View: https://www.youtube.com/watch?v=yLsVGwNWOA4
This thread has taken a turn, as always, as the responsible adult I will right the ship.