So Funny I Forgot to Laugh/The Best Day Ever
- Episode aired May 10, 2013
- TV-Y
- 27m
From PBS KIDS! Arthur thinks his jokes about Sue Ellen's new sweater are all in good fun but Sue Ellen's feelings are hurt. Has Arthur become a bully?From PBS KIDS! Arthur thinks his jokes about Sue Ellen's new sweater are all in good fun but Sue Ellen's feelings are hurt. Has Arthur become a bully?From PBS KIDS! Arthur thinks his jokes about Sue Ellen's new sweater are all in good fun but Sue Ellen's feelings are hurt. Has Arthur become a bully?