Here are links to YouTube videos featuring John.

Hollywood, CA - Shannon Company 2011 - Look for John in the "V" formation

Sao Paulo, Brazil - Summer 2012

Buenos Aires, Argentina - 2012 (In Spanish- John on back right at start)

Riverdance On Ice - NBC Television- 2011
(Look for John on the left after the male lead finishes his solo piece [4:57])