That would be pretty weird. [A joke. He gives a light chuckle. Even if he instead feels a slight hope inside. He'd take that oddness if it meant he could see his grandchildren in person and to see Katara again - but it's way too early to think of stuff like that. And he does not know if that will ever happen.] But it might not be too weird. When Roku and Kyoshi possessed me in the past, I think they were able to look like themselves instead of me.