Mark Deklin never considered himself a small dog person – until he brought home two Brussels griffons named Oscar and Zoe.    &quot;They have big dog hearts. They&#x27;re not little hide-in-the-purse-and-be-fluffy dogs,&quot; the GCB star tells PEOPLE of the hypoallergenic pups that he adopted with his wife a few years ago. &quot;They have big personalities – really big personalities. Too big sometimes.