Most probably not.
Two months is about 60 Days. 50 lbs@60 Days is almost one Pound a day. That is not a realistic or sustainable loss rate.
50lbs
A healthy and sustainable rat is 2-4 lb/week, which gives you the possibility of 24-48 lb in 3 months. Hope for something inbetween, say 36 lb. You get there by controlling your calorie intake every day, and by exercising as often as you can.
2 months
Amputate a couple of limbs. Seriously, even if you are morbidly obese, there is no safe way to lose that sort of weight in that sort of timeframe.
50lbs is 22,679.6 grams.
50lbs is 22.68 kilos.
I would say, its almost impossible to lose that much pounds in 2 months. But if you believe in yourself then you can do it!
8 inches you can loss
24 pounds
Maybe because they wanted to?
Exercise 4 hours a day for 2 months
Just eat one meal per day.