I would like to have abbs what kind of diet i need to do ?

ABS require lots of: ab workout time w low body fat. Spot fat loss does not occur naturally. By losing weight in general some will probably be abdominal fat. But, we don't get to choose what area of body fat is lost from. Eat healthy & be physically active. Calories burned must > those consumed. Tighten ab's: crunches, reverse crunches, exercise ball crunches, pelvic thrusts, lying leg raises, side bridge & “bicycling

Lose ab fat: losing fat around the abdomen will help to define your abdominal muscles better. If youre overweight, try to sensibly loose a pound a week by eating a healthy diet that provides about 500 calories less per day than you need.