Refers to a mixed-race woman whom was told as a child (around 13) that she had an unusual voice and no singing talent by her music instructor.
Ignoring this professional opinion she eventually became famous worldwide still sounding like a cross between a turkey and a frog. Her success can be attributed to her shaking her behind but remains a mystery to this day.
1st man: We are in downtown and I hear turkeys and frogs!
2nd man: It's only shakira singing. Concentrate on her ass mate, forget about the singing.