When the Darlings take the beds outside, the wood stove chimney is seen billowing smoke, but once inside, the Darlings are cleaning and touching the wood stove without wearing gloves. If the wood stove was producing smoke, it would be too hot to touch with bare hands.
When everyone is eating at the table, the plate of meat gets to Opie and it's empty. He yells at Aunt Bee to bring more. When she brings more, Briscoe Darling takes some, then asks Andy if they need some and Andy says they're good, that they have plenty. Opie never does get any.