You have to do a number between 1 and 5 or 1 or 5. You can only do it once so make up your mind quicko! (fast, swift, rapid, speedy, high-speed, expeditious; brisk, lively, sprightly, nimble, prompt; lightning, meteoric, overnight, whirlwind, fast-track, whistle-stop, breakneck, smart; informalnippy, zippy; informalcracking; literaryfleet; raretantivy, alacritous, volant) If you try to do it twice, it will say that you've already done it!