DOWNLOAD VIDEOS AND EDIT

http://www.downloadtoolz.com/

Any video converter
                              detail

With Free Video Joiner you can join several videos into one large video file, it is a powerful tool and easy to use, works fast and keep the quality of video, supports video formats include: AVI ((Divx,XviD,MPEG4), WMV, MPEG (MPEG1 and MPEG2), MP4, MOV, DVD, VCD and other formats.
                              
                                           http://www.freevideojoiner.com/
                                          
                                          http://www.doeasier.org/joiner/

List of powerful online video editor that will accomplish all the basic requirements of an amateur user. Perfect for any YouTube user
http://jaycut.com/