checked-part =>Luigi Mode: Collect 120 stars and beat the game to unlock "Super Luigi Galaxy" mode. =>Grand Finale: Collect 120 stars in Luigi mode and beat Bowser. After the credits play, reload and play your game in either Mario or Luigi mode. Use the green launcher to head to the special trials planet and you'll see a new green luma. Take it to visit the Grand Finale Galaxy, where you will find the game's 241st star. ->Coconuts and Watermelons: Collect 9999 starbits and all coconuts will change into watermelons.