When another Pokémon on the field uses any "Dance" move, Dancer causes the ability-bearer to immediately use that same move afterward. The ability-bearer will still perform its originally selected move at the usual time (e.g., after the opponent if they are slower).
Effects and status conditions apply to both the copied move and the original move. For example, if the Dancer Pokémon is confused, they may hurt themselves in confusion both when using their original move and when copying a Dance move.
The moves that Dancer can copy are: