Version for the CASIO fx-4500P calculator. The lyrics will output to the screen, and are automated to fit the right rhythm.

 L1   B=99
 L2   Lbl 0
 L3   B:" ":Pause 1
 L4   0:"BOTTLES OF":Pause 1
 L5   "BEER ON THE":Pause 1
 L6   "WALL":Pause 1
 L7   B:" ":Pause 1
 L8   0:"BOTTLES OF":Pause 1
 L9   "BEER":Pause 2
 L10  "TAKE ONE":Pause 1
 L11  "DOWN AND":Pause 1
 L12  "PASS IT":Pause 1
 L13  "AROUND":Pause 1
 L14  B=B-1:" ":Pause 1
 L15  0:B=1=>Goto 1
 L16  "BOTTLES OF":Pause 1
 L17  "BEER ON THE":Pause 1
 L18  "WALL":Pause 1
 L19  Goto 0
 L20  Lbl 1
 L21  "BOTTLE OF":Pause 1
 L22  "BEER ON THE":Pause 1
 L23  "WALL":Pause 1
 L24  1:" ":Pause 1
 L25  0:"BOTTLE OF":Pause 1
 L26  "BEER ON THE":Pause 1
 L27  "WALL":Pause 1
 L28  1:" ":Pause 1
 L29  0:"BOTTLE OF":Pause 1
 L30  "BEER":Pause 2
 L31  "TAKE IT":Pause 1
 L32  "DOWN AND":Pause 1
 L33  "PASS IT":Pause 1
 L34  "AROUND":Pause 1
 L35  "NO MORE":Pause 1
 L36  "BOTTLES OF":Pause 1
 L37  "BEER ON THE":Pause 1
 L38  "WALL":Pause 2
 L39  " "