Christie Brinkley Shows Off Her Chicago Dance Moves on Good Morning America

Shortly before her April 8 Broadway debut in Chicago, supermodel Christie Brinkley headed to Good Morning America to chat about her new life as a Broadway baby. While in the GMA studio Brinkley, who will play merry murderess Roxie Hart, discussed her recent rehearsal visit from the revival's original star and choreographer, Ann Reinking! Brinkley also dished on the vocal advice given to her by ex-hubby Billy Joel and even went on to demonstrate the show's Fosse-style dance moves. Take a look below, then catch Brinkley in action at the Ambassador Theatre.