Holly Madison and Wayne Newton Las Vegas Pictures

Published April 30, 2010 10:10 AM PDT | Updated June 15, 2019 6:51 PM PDT

Doing their best Madame Tussauds impersonation, former "Girls Next Door" Barbie doll Holly Madison, 30, and a very stoic Mr. Las Vegas Wayne Newton, 68, showed off their heat retardant veneers while posing for pics in the blazing Sin City sun on Thursday.