Like to go to clubs. Not so great looking. But I wanna know if there's a big bulge you can get to put in your pants?

Yes. If this fits with your idea of allure, assistance is available. You need to go on line and google cosmetic aids. You might have to sort through a bunch of stuff for other parts of the body but will eventually find the right stuff including the proper underwear to hold these items. Hopefully this will give you the confidence to circulate.