The Big Fetch Clifford the Big Red Dog : Season 1 Episode 70

Vaz is new at being a paperboy and is struggling with getting the papers onto people's doorsteps. Cleo steps in and discovers that she can earn treats by helping out! She recruits Clifford and T-bone and together they enjoy helping Vaz out – and getting treats. But before long Cleo has forgotten about the "helping out" part and is only concerned with getting treats. Clifford and T-bone help her rediscover that helping for its own sake is its own reward.