have the person down themselves in the corner of box.have the person downing themseves look at the gun your getting. buy the box and wait 1.5 second than start reving him. keep reving until you see the "hold square to pick up weapon" message pop up. with hold square being held the whole time , hold squeare again to pick up gun n finish reving. make sure the person downed tells you if you get moltovs or, monkey bombs or teddy bear. if it is one of those items. let go n pick up item if you want it. than revive him n try again.