S7, E9: Clyde and Nana Gayle are in stiff competition when they make the finals of a Grandmother/Grandson Dance Contest; Lincoln and friends need to get school back to normal when Principal Ramirez implements fishy new rules.

S7, E9: Clyde and Nana Gayle are in stiff competition when they make the finals of a Grandmother/Grandson Dance Contest; Lincoln and friends need to get school back to normal when Principal Ramirez implements fishy new rules.