There are many places you can find good LED TVs for a good price. Best Buy offers several options, as well as Amazon, or even EBay. Another option would be to try Craigslist.
Samsung LED televisions aren't really cheap because LED is a new kind of technology. You can get a smaller one for around $1200 dollars or so, if you go to Best Buy.
One will find cheap LED headlight bulbs at a wholesale retailer such as Costco. Lights also will go on sale at most auto supply shops from time to time.
Many markets have really good deals, and TVs will be on sale rather often. Best Buy and Wal-Mart are two places with really great deals on led TV 46 TVs, as well as Amazon and EBay.
Most good electroics suppliers will have a range of LEDs for sale also such companies as Maplin who have stores and web outlets
To find good, cheap automotive LED lights for trucks and cars try www.autodirectsave.com. You can find the size, style and type of lights you are looking for.
I don't know that you can buy a "cheap" LED TV, but you could probably pay a little less for it if you buy one from Best Buy while they are on sale. I would keep checking.
The first thing I would do is look in weekly ads for stores such as Best Buy, Wal-Mart, Target and other stores in your area that sell TVs, and you can see if you TV is on sale. Otherwise I would recommend buying the from Best Buy. The sale representatives are friendly and helpful and you will get a good deal.
They have them for a good price here http://signature.crutchfield.com/s_28432LE700/Sharp-LC-32LE700UN.html?tp=161
Find Christmas lights at Kohl's. They are really cheap there.
LED is a newer kind of technology for televisions, so you probably won't find one that is too cheap. I think the lowest price is a smaller one that is around $1000 dollars.
You can find good led television on SONY or SAMSUNG's official websites.
You can get it on EBay or Amazon. You should go find it there. Wal-Mart is fine, too. Just go find it and buy a cheap one. Make sure it is a good brand, at least.