OMGggggggggggggggggggggggggg I thought when i finished 20 waves and upgraded all the weapons i though it was the DAM STUPID GAME but when i get back 2 the main menu i Saw UPGRADE UPGRADE UPGRADE ... and i upgraded them .. then New Upgraded .. finished upgrading then UPGRADE AGAIN i said OMFG ITS SOOOOOOOO NICE and when i bought the last thing (mystery) they said GAME OVER and i said shit i want 2 play it again .. THAT WAS SOOOOOOOOO MUCH FUNNNNNNNNNNN ..press + if this is True =3