This is how I used to warmup before I start practicing guitar.
I thought this one was interesting enough to post here. Sounds
similar to the classic rock 'n roll riff. Good for warming up all
the fingers.

------------------------------------------------------------------
------------------------------------------------------------------
---------------12-10-----------------------15-13------------------
--------9--12--------12-10----------12--15-------15-13------------
--7--9-----------------------10--12-------------------------------
------------------------------------------------------------------

Tabbed by lownegative