The idea behind the Banana Bandana skit is that the Scouter with the banana has misunderstood the announcer. Every time the announcer says to do something with the bandana, the Scouter does it with a banana instead.
Under the Big Top
A few years back we had a Cubmaster who really enjoyed audience participation segments. The cornier the better! This Stick Out Your Tongue and Touch Your Nose Audience Participation a classic along those lines. This would also work to help demonstrate the importance of clear communication when giving instructions.
Cooperation is an important concept for children to understand. BSA has a Cub Scout pack meeting plan called Under the Big Top related to this value. The Under the Big Top pack meeting plan features ideas for the core value of cooperation – games, group activities, songs, and more.