Thomas and the miniature engines try to make Frank's grumps go away, but with the help from the other engines, they make Frank dance his grumps away.

Characters:

Thomas

Edward

Henry

Gordon

James

Percy

Duck

Oliver

Rex

Mike

Bert

Jock

Frank

Emily (cameo)

Rebecca (cameo)

Nia (cameo)

Locations:

Tidmouth Sheds

Alresburgh Railway

Arlesburgh West

Arlesburgh Harbor