When I hear the word Ebola I think of the old TV ads for a cough drop called Ricola, that had some guy in Switzerland shouting out “Ri-co-la!”
“E-bo-la...”
Parodies like this—not for sale—are OK under Fair Use. Weird Al Yankovic did a song called “Yoda”, based on the same song. Since his was a song that would be _sold_, he had to get the rights from both Ray Davies _and_ George Lucas (or so he said to Dr Demento years ago)