Just because...

there were some doubters who maintained that the Weresheep was either the Baron or one of the Gang.

 

@ThemisAthena and @MurderbyDeath, here you go: Irrefutable proof that the Weresheep is a mysterious creature, evading even your combined efforts at identification:

 

A very recent group photo of the Baron and the Gang which was photobombed (evidently) by the mysterious Weresheep.

 

 

(And don't even think about starting to insinuate this may have been Photoshopped!)