Looks like Fido was also using the chair to keep his head above water and stay dry, not to say he wouldn't help his owner but they are adorable opportunists at times.
* The guy in the wheelchair says: "Go, go, I got my own helper, I need no help." ..."Don't make any waves".
...Or: "Get out, get out of here, I'm just fine." ...I know, I look pathetic, don't look." :facepalm: