Jenn Lyon (center) in 'Stumble' Matt Miller/NBC Share on Facebook Share on X Share to Flipboard Send an Email Show additional share options Share on LinkedIn Share on Pinterest Share on Reddit Share on Tumblr Share on Whats App Print the Article Post a Comment Logo text NBC is adding to its comedy roster. The network has given a series order to Stumble, a show centered on the coach (Jenn Lyon) of a community college cheerleading team. The series comes from creators (and siblings) Jeff and Liz Astrof and Universal Television.