Aggiungi una trama nella tua linguaJohnny Test has exciting adventures with his genetically-engineered superdog, Dukey, and his science-loving sisters, Susan and Mary.Johnny Test has exciting adventures with his genetically-engineered superdog, Dukey, and his science-loving sisters, Susan and Mary.Johnny Test has exciting adventures with his genetically-engineered superdog, Dukey, and his science-loving sisters, Susan and Mary.