Chuggington (2008)

S1E47 Brewster's Little Helper

Title: Brewster's Little Helper Plot: Zephie looks up to the larger chuggers, dreaming of hauling freight like they do. However, Brewster brushes off her eagerness to assist, insisting that only big and powerful engines can handle his tasks. Undeterred, Zephie secretly listens in as Brewster receives his assignments for the day and sets out to complete some of them on her own. Determined to prove her capabilities, she hopes to show Brewster just how skilled she can be at freight hauling!