How can I enter my car in the Route 66 Marathon Classic Car Show? Chris Lieberman October 29, 2010 16:12 Follow The Route 66 Marathon Classic Car Show is by invitation only. Please contact our Car Show Director at email@example.com to submit an application for the car show. Related articles I can't run. Can I get a refund or transfer my entry to someone else? Comments 0 comments Please sign in to leave a comment.