Have you ever looked for a video clip but didn't know if the clip is on YouTube, MetaCafe, Google video or other video sharing site?
VidLookup.com comes to solve exactly this problem. VidLookup.com is a customized Google search engine that searches for video clips on many video sharing sites, thus help you find quickly the video you are looking for without you having to go and search on each site.
The complete list of sources can be found here. If you know of other video sharing sites you are welcome to suggest a site and we'll consider adding it to the list.