Christmas Lottery
BANK ACCOUNT, WINDOW SILL, HE ATE IT, IT NEVER EXISTED, THEY SPLIT IT AMONG EACH OTHER, THEY BOUGHT SOMETHING WITH IT AND THE SHOPKEEPER HAS IT
Cmon guys, this is simple logical thinking. But since nobody is even close, I will give you a hint.

The money didn't really disappear-you have to prove it though. Sometimes you should check the problem to see if everything adds up
They got bored of being in this stupid riddle and gave it to the tramp in next weekes riddle? (he bought a pepsi with it)
waaait..... aikido has cleared mt head..... scratch everything ive said previously

there is NO extra dollar =D
suck on that! lol