Youtube for Friday fun links

[youtube=http://www.youtube.com/watch?v=8RtfNdg1fQk] [youtube=http://www.youtube.com/watch?v=pYdD-Qc7lbY] [youtube=http://www.youtube.com/watch?v=pRiijctGcAY] [youtube=http://www.youtube.com/watch?v=bIXDLUUn830]