Also starring Jennette McCurdy

Watch Sam & Cat - #KnockOut (s4 e3) Online - Watch online anytime: Buy, Rent

Sam & Cat, Season 4 Episode 3, is available to watch and stream on Nickelodeon. You can also buy, rent Sam & Cat on demand at CBS, Amazon Prime, Philo, Netflix, Amazon, Vudu, Microsoft Movies & TV, The Roku Channel, Google Play, iTunes online.