Cannot un-sit pets. Tried it on two accounts on two computers. Tried restarting the game, nothing.

Put the summary of the bug you're having here

What I expected to happen was...:
For my pets to get up and follow me when I right-clicked them.

What actually happened was...:
They wouldn't get up, they just sat there. 

Steps to Reproduce:
1. Tame wolf or cat

2. Have them sit (if possible)

3. Right-click and hope it works.