The knight's trumpet, known as buisine or herald's trumpet is an instrument that was used for Quincy by reading the Bayeux Tapestry story about the Good Knight and the Bad Knight.
Summary[]
In The Good Knight and the Bad Knight, the Little Einsteins heard the knight trumpet that is coming from the box and Annie told Quincy if he could play the knight's trumpet. Soon, Quincy play the knight trumpet and revealed that the message is about the Bayeux tapestry story about the Good knight and a Bad Knight. Then Leo told the story about the Good Knight who is strong and brave and helped everyone in the kingdom. Annie told that the Good Knight helped that cat who is stuck up on the tree. Afterward, the Good Knight is being funny as he walked to the castle tower when a bad knight used his musical tower key to locked the Good Knight inside the tower and the Bad Knight threw the musical tower key far, far away so the Good Knight would be locked inside the castle tower permanently.