One Bourbon, One Scotch, One Beer — Amos Milburn, also John Lee Hooker and his version was covered by George Thorogood
(Three drinks, and three singers)
Originally One Scotch, One Bourbon, One Beer and written by Rudy Toombs
Extra info provided because music is my life, and I love my life.
BTW, I like the John Lee Hooker version best.