In DHMIS, there are numerous props/objects that are seen repeatedly in the backgrounds of multiple episodes.
In every episode, there is a calendar that reads June 19th.
The baseball hat: a multi-colored hat with a yellow bill.
- Seen in the first episode sitting on a shelf.
- Seen in the second episode hanging on a coat rack.
- Seen in the third episode laying on the picnic blanket.
- Seen in the fourth episode sitting on a bookcase.
- Seen in the fifth episode sitting on a shelf by the telephone.
- Seen in the sixth episode hanging on Duck Guy's bedpost.
The clown painting: painted by Yellow Guy in episode one, but destroyed by Sketchbook by having oil poured on it.
- Seen in the first episode when it is created, then destroyed.
- Seen in the second episode hanging on the wall in its destroyed state.
- Briefly seen in the third episode in the digital realm (at 3:55).
- Seen in the sixth episode in pristine condition within Yellow Guy's mindscape.
The red radio
- Seen in the first episode on the windows. Sketchbook sits on it.
- Seen in the second episode on a bookcase behind Red Guy.
- Not seen in the third episode
- Seen in the fourth episode sitting on a bookcase.
- Seen in the fifth episode sitting on a shelf by the telephone.
- Seen in the sixth episode, in Yellow Guy's mindscape a couple times.
Various horse-themed objects
