1. Making a creepy doll collection the focal point.
2. Having a literal garbage pile for a housemate.
3. Displaying a giant collection of plastic grocery bags out in the open.
4. Using your bathroom as a shrine to hotel shampoos.
5. "Displaying" a "collection" of "collectables."
6. Neglecting to spiff up that — err, um — grotto?
7. Modeling your landscaping after one of those "before" photos.
8. Celebrating Christmas way past Christmas.
If the season is 🌞, pack up that 🎄.