... She's a galaxy girl ...
Famous song from one of the Science Rock segments of ABC's classic Schoolhouse Rock cartoons.
The music and lyrics were written and performed by Lynn Ahrens, who wrote many of the best-remembered pieces from these classic short educational animations.
Since it's still under copyright I can't give it to you here without permission, but feel free to Google
it up ... or try the semi-official website at http://www.ahrensandflaherty.com/shr.html