help!?!? i really need help with this!! im running our of time!!!

ok i really need help ok i have an advertisement assignment due and im stuck i have worked REALLY hard on it and my teacher đã đưa ý kiến it was a 3!!! can u believe it THREE!!!!! (out of five) most of the time i dont even work hard and get better grades then a 75%!!1!!!!!!!!!!! anyway she đã đưa ý kiến i have to add a slogan and some alliterations to it and it is really hard and i cant find a thing to add. btw my product is a weight loss pill it is called Thin Fast, please i really need help and i dont know what to do and i have TONS of other things to do and im afriaid bởi the time i am done i wont have time!! plz plz help