The Andy Griffith Show (1960)

S03E21 Opie and the Spoiled Kid

Opie befriends Arnold, a boy who always gets what he wants and is quite spoiled. Arnold persuades Opie to demand a higher allowance by throwing a fit, prompting Andy to step in. Andy realizes he must address Arnold's father's lack of discipline to prevent Opie from picking up any of Arnold's self-centered behaviors.