I believe that's caused by Interact With Target, and not necessarily wanted or done on purpose.
You should check the video of Gruul from Svpernova to see this on a grand scale ;-)
Edit: Here's the link.
http://www.dual-boxing.com/showthread.php?t=45266
basically when clicking IWT the slave toons just all try and get to the mob/player/mine/herb/thingy and sometimes start spinning around it.
Connect With Us