SXSW Interactive starts this week to kick off the SXSW film and music festivals. If you plan on attending the slew of cocktail parties, surprise celebrity shows, and all the amazing Austin food and craft beer you can drink then cheers to you! For these next two weeks, enjoy all all out sensory feast and for those of you Fitness Evangelists out there, until #SXSW has more input from the fitness community then check out these fitness offering during your stay. Sunday Group fitness by Equinox. They will host classes Saturday and Sunday at Fast Company Grill, aka The Cedar Door, at 201 Brazos Street. Sessions for Free! Register in advance at http://austin.equinox.com/ . Click on Classes. Plus, omg, this is so dope, I can't even.... Free Spin Classes by CYC this Saturday the 8th with breakfast & goody bags at multiple time slots! If you haven't tried spin..why the hell not? Just do it!! It is sooo fun, and yes it ...