A sketch by Dinotopia (2002) creator James Gurney is hanging on the fridge door. There is a Tyrannosaurus rex on a skateboard signed by Gurney.
A Krtek 50th anniversary magnet is visible on the fridge door - a reference to the famous Krtek cartoon character created by animator Zdenek Miler.
The main character eats Garfield cereal and reads Garfield comic strips during his breakfast.
A volume of Asterix is visible on the night table of the character. A Tintin comic book is visible on the night table of the character.
There is an issue of the 'Gotham Times' newspaper on the kitchen table, the title page reads "Batman - Saviour or Menace?". It is more visible in "Sleepyhead" - the alternative black and white version of the film.