See a Sneak Peek of ARROW's Stephen Amell on AMERICAN NINJA WARRIOR

Arrow star Stephen Amell has been talking about being on American Ninja Warrior for years, and he finally got his chance during the charity fundraising event Red Nose Day. I don't want to spoil what happens, so I'll just let you enjoy this sneak peek at his attempt to cross the obstacle course as he's cheered on by former victor Kacy Catanzaro.

Watch The Arrow's Stephen Amell and more celebs run the Ninja Warrior course for Red Nose Day, May 25 at 8/7c on NBC. " Subscribe for More: http://bit.ly/NBCNinjaWarrior " American Ninja Warrior Returns Monday June 12 8/7c on NBC!