Still stinging from being done so dirty, Coach Courteney (Jenn Lyon) unleashes her dark side: Lorraine. But when things go too far will she be able to pull herself back from the edge? Watch Stumble on Friday at 8:30/7:30c on NBC and next day on Peacock. All-new Stumble – watch NBC on Peacock. #NBC #Stumble #JennLyon » Subscribe for More: bit.ly/NBCSub Find NBC trailers, full episode highlights, previews, promos, clips, and digital exclusives here. NBC ON SOCIAL: YouTube: youtube.com/nbc Twitter: Twitter.com/NBC Facebook: Facebook.com/NBC Instagram: instagram.com/nbc ABOUT STUMBLE: In this all-new comedy, an elite cheerleading coach has her life flipped upside down when she’s forced to start over with a new squad of lovable misfits. But to win the championship, they have no choice but to kick it into high cheer. Coach Lorraine Will Make You Her 'B*tch' | Stumble | NBC youtu.be/zGhPNddwM8k NBC on YouTube youtube.com/use...