wrong order supp**** but want receipt

ordered 2 spicy deluxe meals and a cajun chicken meal from mcdonalds umhlanga. incorrect sauce was put. they did not have the spicy sauce. when i called in to complain, nolvuyo said she wants the receipt to prove i was there. i gave the date and time tht i came into thestore and with who but it her procedure to have the receipt. i told her to display her procedure in the fron of the store so customers will be aware of her procedure.