Fisheye Adapters, DSLR's?

Well, I want a Fisheye Adapter. For Nikon D3000 [18-55mm]
Please put links, of good adapters. {:
Please DO NOT PUT "OH, GET THE REAL LENS, BLAHBLAH"
I just want the adapter, KAY? :3
thanks~

Added (1). I can't seem to find it, hopefully one of you guys can help {:
thanksssx3

Added (2). Is this good? Http://www.bhphotovideo.com/c/product/687469-REG/Zeikos_ZE_3252F.html

If you just want an adapter, figure out the diameter of your 18-55 lens and buy an adapter of the same diameter…