Madonna Autographed CardThis signed card by Madonna measures 3" x 5". Written in blue ink, the signature and card are in fine condition. Madonna (1958 ) is a globally successful singer, toppling the music charts internationally since the 1980s. She is famed and admired for her ability to constantly reinvent her image. Madonna has reached a staggering level of success, selling over 250 million records, achieving the Guinness World Record for the world's most successful female