The Three Stooges Alphabet song.
You use the vowels....A,E,I,O,U....
And place them with the consonantes in rotating order.
i.e.: "B - ay - Bay, B bee B eee Be, B i, biddy B- O Boo, Biddy, Bi, Bo, Be, Biddy , Bi, Bo, Booooo!
Same for C - D - F etc.
Probably somewhere on the net.
Sincerely,
Gargoyle