from the Dolphin Team:

This has to be one of the best releases we have done in a long time! With Super Mario Galaxy and Zelda Wind Waker both having functing sound. Also, Super Mario Galaxy having its Graphical issues fixed and is now completelly playable! Download and post some screen shots on the Super Mario Galaxy thread in the previous news post! Check the svn changes for more details on whats been changed/fixed in the source code.