The Kinkownians knew they'd have two Kings years before Brady and Boomer arrived. Why hadn't they got a second throne early enough so the Kings wouldn't fight for the first one?
A lot about Lanny is Fridge Horror once you think about it. Let's make a list: To start, he's an adolescent boy attempting to commit first-degree murder of his cousins on a regular basis in complete sincerity. If he wasn't on a Disney Channel show, this boy would be serious nightmare fuel. Add in the fact that they trust him completely. All it would take was one of those handy Contrived Coincidences to fail, and they. Will. Be. Dead.
In the episode where Boomer went after an oracle to learn who is the elder twin (him or Brady), Brady believed that, once the truth were revealed and the elder twin becomes the only King, the younger twin would become a peasant. Why would Brady believe that when, no matter what, both twins are royalty and, at worst, the younger twin would be heir presumptive or Spare to the Throne?
