You already knew that Ariana Grande had some serious rapping skills, but did you know that her "Sam & Cat" co-star, Jennette McCurdy, could give her a run for her money?
The two Nickelodeon actresses participated in a "rap battle" on the set of their upcoming show, which involved each girl choosing random words (i.e. "toilet" and "chicken") and incorporating them into a silly, improvised rap. The resulting rhymes were pretty hilarious -- watch in the videos below!
Tell us: Who do you think has more rapping skillz, Ariana or Jennette? Sound off in the comments below or tweet @HuffPostTeen!