Olivia Newton-John March 4, 2009

Though arguably best remembered as John Travolta's co-star in the hit movie musical 'Grease,' Olivia Newton-John was one of the most successful vocalists of the '70s and can boast of 15 Top-Ten hits as a pop singer.

Official Website: http://www.ticketsnow.com/EventList/EventsList.aspx?EID=632