 I'm a Yankee Doodle Dandy, a Yankee Doodle do or die. A real-life nephew of my Uncle Sam, born on the fourth of July. I've got a Yankee Doodle sweetheart, she's my Yankee Doodle joy. Yankee Doodle came to London just to ride the ponies. I am a Yankee Doodle boy.