This is part 42 of my Super Mario Galaxy gameplay walkthrough for the Nintendo Wii! In this part, we gather 100 coins from the Purple Comets on 3 levels for the 2nd time but on different levels which includes: Ghostly Galaxy, Battlerock Galaxy, and Beachbowl Galaxy!\rbr \rbr Facebook:\rbr \rbr \rbr Twitter:\rbr \rbr \rbr Instagram:\r