Tove Jansson

Moominsummer Madness is the fourth in the series of Tove Jansson's Moomins books, published in 1954. The major theme of the novel is theatre, described as an infuriating but ultimately rewarding process. The novel forms the basis of episodes 28–30 in the 1990 TV series.

Moominpappa at Sea is the seventh book in the Moomin books by Finnish author Tove Jansson. It is based primarily around the character of Moominpappa. It was first published in 1965. Moominpappa at Sea forms the basis of episodes 25 and 26 in the 1990 TV series. The original title is a loose reference to Hemingway …