Mary Lou writes a check for $50 to her grandson Justin as a birthday present. Instead of immediately cashing the check, Justin puts the check in a drawer and forgets about it. Eight months later, Justin discovers the check still sitting in his drawer and takes it to the bank. The bank takes the check and gives Justin $50. When Mary Lou gets her bank statement, she sees that $50 has been taken out of her account to cover the check. Mary Lou calls the bank to complain, stating that the check was so old it should not have been cashed and demanding that they debit her account $50. Because the bank has already paid the check: