Dress for Success

The horse show in which the oldest showed last weekend was a fundraiser, which meant that self-expression and flamboyance in attire was not only allowed, it was encouraged. He dressed accordingly.

panache
noun
1. Distinctive and stylish elegance Synonyms: dash, elan, flair, style.
2. A feathered plume on a helmet.
"panache." WordNet 1.7.1. Princeton University, 2001. Answers.com 17 Nov. 2005. http://www.answers.com/topic/panache

And yes, his riding helmet really is airbrushed with flames to resemble a motocross helmet.