Yes, I remember that Vai record where he was involved. I got to know his music through SYL, his project with Gene Hoglan, during the "City" era. He then began his projects in parallel (Ocean Machine, Infinity, etc). Excellent musician.
Creedence Clearwater Revival Willy and the Poor Boys 1969 Down on the Corner Cotton Fields Side o' the Road
I'm not sure what the two have to do with each other, since they're a videogame rock band? I listen to them on occasion.