1. unconventional
Your thing was always unconventional.
an unconventional childhood/lifestyle/marriage
This is an unconventional method of dealing with dissatisfied clients
unconventional political views
Why is your father wearing only a scarf in this photo? - Well, he's always been rather unconventional...
2. unimaginative
The children’s story was boring and unimaginative.
You must be quite unimaginative if you can’t think of a joke or story.