Tonight at gymnastics class we will be working on our muscle-up transitions. Please take the time to read this tutorial on the transition (the trickiest part of the muscle-up) by coach Sommers.
http://gymnasticbodies.com/forum/viewtopic.php?p=21#21
And a great video!
http://xercisefactor.com/view_video.php?viewkey=d3e95d4a733fcfb77bd7