Discombobulate

v 1: cause to be confused emotionally bewilder, bemuse, throw
2: be confusing or perplexing to; cause to be unable to think clearly; "These questions confuse even the experts"; "This question completely threw me"; "This question befuddled even the teacher"
[syn: confuse, throw, fox, befuddle, fuddle, bedevil, confound]

Used in a sentence: "After two long, highly anticipated years of waiting for its release, I became quite discombobulated upon completing Harry Potter and the Half Blood Prince..."