The Day of the Grand Race (S01E11)

S01E01 Happiness is Hatched S01E02 Happiness is Dragon-Shaped S01E03 Chorlton says it with Flowers S01E04 The Lost Wheelie S01E05 Chorlton and the Crime Wave S01E06 Chorlton gets his Wheels S01E07 The Great Drought S01E08 The Wheel Hockey Derby S01E09 Many Happy Returns S01E10 The Dancing Lesson S01E11 The Day of the Grand Race S01E12 When the Band Played on and on S01E13 Chorlton's Gift of Happiness