Formed in Austin, Texas in 1978, the group went through several early line-up changes before settling on a power trio consisting of Vaughan, Chris Layton (drums), Tommy Shannon (bass). They became a four-piece by 1985 after adding Reese Wynans (keyboards). More @Wikipedia
Hover over any link to get a description of the article. Please note that search keywords are sometimes hidden within the full article and don't appear in the description or title.