Rugrats (1991)

S2E32 Rebel Without A Teddy Bear

Tommy misplaces his beloved stuffed lion, which ends up getting dirty. In an effort to help, Didi takes it upon herself to wash the toy. Frustrated, Tommy starts to mimic Angelica’s mean behavior. However, Chuckie steps in and helps Tommy see the error of his ways, reminding him of his kind nature. In the end, Didi returns the freshly cleaned lion to Tommy, restoring his happiness.