I'm thinking that you just can't. I went to three stores last evening (Whole Foods, Kroger, and Tom Thumb - nada, and what's more none of the managers ever heard of them).
Walmart
Web sites will give you the most information the quickest so you can easily check them out and find what's available. The Dallas area also has many places where you can buy this.
You can also find these peppers in the United States at: http://www.ghostpepperstore.com
There are many stores in Dallas, Texas that sell gaming computers. The store that I would recommend is called CompUSA Computer & Electronics Store.
Although there are no specific listings for places to purchase a Ronix wakeboard in Dallas Texas, there is a site where you can find locations in the Dallas area by entering a zip code. You can go directly to the Ronix site and click on "Shop Locator". This will bring you to the page where you enter a zip code and you will be provided a listing of stores in the Dallas area.
you can get fresh ghost peppers and ghost pepper plants all at ghostpepperfarms,com they only grow ghost peppers and have great prices on there products.
You can grow them in your garden or buy them in stores.
In Texas, you can buy Scart leads at most Walgreens. There are at least 3 Walgreens in the Dallas city centre, on McKinney Dr, Cedar Springs Rd, and Mockingbird Ln.
You can buy it in big super markets like Walmart or Target. It depends on what brand you want and what type of boombox you are looking for. And how much you are willing to pay.
iTunes
You can buy supplies for concession trailers in Dallas at www.festivals-and-shows.com. You can also get info at buyitlistit.com/Concession-Trailer-For-Sale-Dallas-TX-8
The are multiple wheel chair van providers in the dallas area. You also buy used van and modify them at a local auto and body shop to be used by a handicapped driver.