def sing_bingo():
    print("I know a farmer who had a dog, and BINGO was his name-o")
    print("B I N G O")
    print("B I N G O")
    print("B I N G O")
    print("and BINGO was his his name-o\n")

sing_bingo()
sing_bingo()
sing_bingo()
sing_bingo()