I found a bunch of videos, enjoy
youtube.com/watch?v=QBwio8JyUeA
youtube.com/watch?v=yYc8jMI2ysE
youtube.com/watch?v=kzlDw6sYOPA
youtube.com/watch?v=nTKIhE2Byhk
youtube.com/watch?v=atouShc0YOs
youtube.com/watch?v=jQhKgxPGCpo
youtube.com/watch?v=Xh3FxqI9dac (zipper undone near the end, at around 2 mins 40 secs)
youtube.com/watch?v=Q0rMWWrQfw0