Ann Hampton Callaway (born May 30, 1959) is a singer, composer, lyricist, pianist, and actress. She is best known for writing and singing the theme to the TV series The Nanny and starring in the Broadway musical Swing!, for which she won the Theater World Award and was nominated for a Tony for Best Supporting Actress in a Musical. She occasionally also performs with her sister Liz Callaway. On November 3, 2006 she gave a master class at Cornish College of the Arts. In December 2007, she recorded a track Clouds on Kenny Barron's CD The Traveler. She has performed @ Feinsteins @ the Regency Hotel in NYC with Mr. Barron as her accompianist. .