Cyndi Lauper (born June 22, 1953; age 67) is a American singer and songwriter. She wrote Hero is My Middle Name for SpongeBob SquarePants (musical) and co-wrote Secret to the Formula for The SpongeBob Movie: Sponge on the Run.
She is known for singing the song, Girls Just Wanna Have Fun.
Wikipedia may have more biographical information on this person. Please see Wikipedia's article here.