lift weights and gain muscle
This is not how nutrition works. Where you gain weight... if you gain weight... has more to do with heredity than with what specific foods you eat.
No it is not possible to gain weight by just sleeping on your back.
China or if not maybe to the butt crack
Eating more calories than you burn up causes you to gain weight. If you can burn up a high carb diet, you won't gain weight.
Riding a bike is good for your cardio and will give you great legs. It may help you gain a flat stomach as well depending on how long you ride and how fast.
Eat Alot. May Increase Breast and Butt size, but unfortuantly, Make you gain weight.
There is no vegetable that will increase the size of your butt. In fact, there are no substances (pills, creams, etc) that will increase the size of your butt. The only way to increase the size of it is to gain weight or get butt implants.
Squats can help you gain muscle, which could help you gain weight theoretically.
Is this really a serious question? Do you not understand how weight gain works? You can't just eat a certain type of food and magically grow a bigger butt. If you gain weight, sure, your butt will get bigger...but so will your stomach and legs and arms, etc., etc., etc...So, good luck with that!
If you have gastro bypass surgery and then gain the weight back, your stomach is going to return back to its normal shape. The purpose of the surgery was to decrease the amount of food that your stomach can hold.
weight gain -- bloating and distended abdomen from production of stomach acide