In the 1940s , Professor Longhair was playing with Caribbean musicians , listening a lot to Perez Prado 's mambo records .
In the 1940s , Professor Longhair absorbing and experimenting with it all .
In the 1940s , Professor Longhair was playing with Caribbean musicians , listening a lot to Perez Prado 's mambo records , and absorbing and experimenting with it all .