My plan

okay the past few weeks i have packed on about 5lbs and i am in a wedding next week and i know that i will not be able to get in that dress so i am going to try to lose it betwene now and next fri so how hard will that be right i mean 2lbs a day that i lose will not be that hard humm let me calculate i am 131 now and by friday i should be like 118ish wow now that would be great!