Please try with proper keywords or url.
Steps to convert & download Facebook videos or other sites videos to MP3 MP4 in HD:
You can also convert and download videos from Facebook Facebook, Twitter, Instagram, Vimeo and many more websites.
The website also allows you to convert downloaded videos for iPad, iPod, iPhone, PSP, Cell Phone, Windows Media, and XVid, or play video that you have previously downloaded or converted.
The Facebook Video Downloader interface includes a tabbed format for easy downloading, converting, and playing videos, and a new Activity tab allows you to keep track of multiple downloads and conversions in real time.
The website has the ability to convert and download Facebook and many more website video in Mp3, mp4 and other format.