Originally Posted by
rbwpi
Taking someone else's seat on your own initiative is unacceptable under any circumstance.
Agree. On a CRJ-200 (where all the seats are bad), I would have just stood in the isle until the FA told me, "It's OK to switch".
This does not sound like a Person of Size issue; the dog fits as long as it's on the floor of a bulkhead seat. I like dogs. If the dog's body expends onto the floor in front of my seat, I just got myself a warm furry foot-rest!