Nicky, Ricky, Dicky & Dawn’s Lizzy Greene guest stars on Cousins for Life! Go behind the scenes with her to find out some backstage secrets. Plus check out how an amazing fight scene from Knight Squad comes together with Owen Joyner, Daniella Perkins & American Ninja Warrior’s Jessie Graff! Cousins for Life shows off how their scary coaster looks behind the scenes. Plus, The Thundermans’ Kira Kosarin & Jack Griffo join the Phoenix Squad on Knight Squad! Which is your favorite moment? Let us know in the comments below! Catch more of your favorite shows on Nick! ►► Subscribe for More: at.nick.com/Subscribe ►► Watch More from Nick: at.nick.com/NewNickVideos ►► SpongeBob on YouTube: at.nick.com/SpongeBobOfficial ►► NickRewind on YouTube: at.nick.com/NickRewind ►► All That on YouTube: at.nick.com/AllThat ►► What’s On TV? : at.nick.com/TVSchedule Catch More on Nick! #NickStarsIRL #LizzyGreene #BTS #CousinsForLife #KnightSquad #Nick #Nic...