Fisheye Filter for Nikon D5000?

I saw one on amazon awhile ago.
It was around 40 bucks. Does anyone know which one i'm talking about?

No, but since the quality is bad on all of these it does not really matter. Your 18-55 takes a 52mm filter attachment by the way.

You might like this one

Polaroid Optics High Resolution 3-piece Filter Set (UV, Fluorescent, Polarizer) For The Nikon D5000, D3000 Digital SLR Cameras Which Have Any Of These (18-55mm, 55-200mm, 50mm) Nikon Lenses

This Filter Kit Includes 3 Filters:
FILTER UV: Protects your camera's lens from scratches, dust, dirt, moisture, and fingerprints, while reducing unwanted ulra-violet light.
FILTER PL: Polarizers let you achieve vibrant color saturation, reduce or eliminate glare from non-metallic object
F-DL fluorescent light correction filter gives true-to-life color rendition. Fluorescent filter dramatically increases color satruation
Multi-coated optical glass for enhanced optical resolution, Includes protective carrying case, Backed by a 15 year USA warranty