There comes a time when we all say.. 'Wow.. I can't sing that song, can someone change the key?' Well, now YOU can. Yes folks, you can change that song that's in C... to F or versa-vicey. Even vice-versa.
Download this handy tool, put it together. Then go to the March songs... and practice transposing 'Twinkle Twinkle Little Star' to G. Page two has all the instructions.