I do this to myself and then get disappointed 20min later.
"Nah, surely they wouldn't make it that obvious, that would be downright bad writing... More clues, they must be trying to lead me astray and then surprise me with a better twist! Oh, it really was just the obvious one... Hmm."
My cats are always sleepy. Except when I'm sleeping, that's the time for a race around the house.