Aidan Gallagher (born September 18, 2003) is an American actor, best known for his role as Nicky Harper on the Nickelodeon series Nicky, Ricky, Dicky and Dawn (2014-2018).
Joker and Harley Quinn venture across Gotham City in order to find more villains to help them take down the Batfamily. Along the way they run into notable heroes, villains, and side characters.
