Kirby: Right Back at Ya! (2001)

S1E19 Here Comes the Son

Knuckle Joe journeys to Castle Dedede, determined to find his father's murderer. Upon arrival, he encounters King Dedede and Escargoon, who claim that Kirby is responsible for the death. Fueled by anger and a desire for retribution, Knuckle Joe rushes to Cappy Town, intent on confronting Kirby in an epic showdown.