hey, My names Jeremy and i was always skinny until The eighth grade. i was 120, and then i went to europe and just ate. when i came back i was 155. Know I am 5' 9" and weigh 238 lbs. don't feel bad about being overweight. I fat but i am still very popular. Any ways If your belly buttin is stretched out than that means that your going throug a growth spirt.