The text version of this video can be found here:
http://blogs.msdn.com/b/zainnab/archive/2010/02/05/setting-a-breakpoint-in-the-call-stack-window-vstipdebug0008.aspx
If you can't play the embedded video below, you can see it here:
http://www.youtube.com/watch?v=T_H_bLEHVZc
You can also see my entire YouTube channel here:
http://www.youtube.com/user/VSTips