Hello !! 

I am 13 years old , and my weight is 75 kg which means I am overweight . Actually , there is a big function in our house and for that I want to lose my weight in 3 months I want my weight to be in 40s or u may know better , plz help me reduce my weight . Everyone makes my fun and I feel embarrassed. ..

Plz tell me what should I do ?? 

I shall be thankfull. ......

Please I want to lose my weight. ..