Seaming up the garter stitch--Invisible Mattress Stitch on Garter Stitch seams.

here is a real good tutorial on  seaming up the garter stitch.....

http://www.youtube.com/v/9cFfNVDY7oM?autohide=1&version=3&attribution_tag=Qg_LttkrsfKr08vdikeYUg&feature=share&autoplay=1&autohide=1&showinfo=1