How do you get ripped in 3 weeks

No way that will happen from exercise. You might try renting a padded suit. :-)

Here are best tips for You:
http://articles.lgsciences.com/six-pack-abs/

not ripped but if ur exercise hard 5 days a week you will have a firm boby and after that iven easear to reach your gool but put some efort there and if u get one of those belts to put around your belly much better