Categories Video The st in Joost stands for Spinal Tap Post author By Ben Post date June 11, 2009 <a href="http://www.joost.com/3731gm3l/t/Spinal-Tap-Says-Hello-to-Joost">Spinal Tap Says Hello to Joost</a> Hell Yes. Advertisements FacebookTwitterPinterestLike Loading... ← Eight Gigs of Flash for $21 → Moving Straps