Obi Wan - Lied to Luke about his past, which meant he screamed like a girl when he found out and also led to Luke kissing his sister. Strrrange old man. Millenium Falcon - Woulda been blown to kingdom come if it hadn't been for those pesky teddy bears. Thanks to a rididculous design flaw managed to complete mission. Yoda - Didn't finish Luke's training, died. In short, Empire brought down by; Teddy Bears Amputee with an iron lung Using a British firm to design and build the Death Star II.