Laura's horse Bunny is portrayed by a brown horse, not the black one previously used for Bunny in episodes 2 and 3 of this season.
When Charles and Carrie are showing Caroline the turkey, Caroline says "That's a fine turkey" when her lips don't match what she is saying.
Charles' mother says he better have a son to carry on the Ingalls name. However, Charles' brother Peter already had a son, so the Ingalls name would already be carried on.