Thomas & Friends (1984)

S21E1 Springtime for Diesel

Diesel enjoys playfully colliding with others, bringing laughter wherever he goes. However, his antics take a turn when he accidentally bumps into Daisy, leaving her in need of repairs. At the Dieselworks, Diesel, believing Daisy is napping, shares his thoughts on his behavior, revealing that his clumsy approach is his attempt at making new friends.