First go to google and search up a birthday any background then save it upload to costumes then go youtube choose any birthday song you like then copy the link then delete the link and put mp3.skull.org then put in the youtube link, press download Happy birthday go back to scratch go to sounds upload the music, go to code get the block that says When clicked then go to sound, get the block that says start sound, put a title then share. And you're done
