What'd I Say (Parts 1 and 2)by Ray Charles

Ray and Aretha were peers and learned from each other. Ray Charles is known as the creator of soul/R&B. Gospel + pop vocals = Soul

Ray Charles started his career right here in Seattle. old.seattletimes.com

Ray and Aretha were contemporaries who admired each others' style. Ray is known as the inventor of soul.

Ray Charles is said to be the creator of soul music/ R&B because he's known to have taken gospel sounds and changed the lyrics to non-religious ones.