Short spine syndrome is a very rare congenital defect. Part of awareness Tilly raises is to never breed dogs with short spine syndrome.
Here is more Tilly:

Short spine syndrome is a very rare congenital defect. Part of awareness Tilly raises is to never breed dogs with short spine syndrome.
Here is more Tilly:

Tilly sploot:
I’m laugh crying from the proportions. Like big head mode on a terrier. Thank you for the joy.