Sports Illustrated Swimsuit legends: Rachel Hunter

Model Rachel Hunter attends the Barbie and Sports Illustrated Swimsuit 50th anniversary celebration of the Sports Illustrated Swimsuit. (AP)

Carol Alt attends the Barbie and Sports Illustrated Swimsuit 50th anniversary celebration. (AP)

Carol Alt, left, and Daniela Pestova (AP)

Model Christie Brinkley (AP)

Petra Nemcova (AP)

Irina Shayk (AP)

Petra Nemcova (Photo by Getty Images)

Daniela Pestova (Photo by Getty Images)

Barbie Doll attends the Barbie and Sports Illustrated Swimsuit 50th anniversary celebration of the Sports Illustrated Swimsuit legends. (AP)