QUOTE=Starwhip;1091514]When you realize that you just flew that huge rocket into orbit without SAS on. OR When you start to talk about complex docking missions to anyone who will listen.
Found this amusing bug/feature (reproduce by having an empty fuel tank and press shift and x over and over again) Mod for shuttle: Tiberdyne Shuttle System http://kerbalspaceprogram.com/tiberdyne-shuttle-system/