PP #1 - Power Throw: http://www.darkdemon.org/viewtopic.php?p=298819#298819
I think this a key thing for animators to master if they want to improve. So have a go at this one : D
What you really want to do is show a struggle. The stick has to force a ball to move, or shakes under the weight of picking something up. Be creative.
Mine : )