checked-part =>Clear Memory: To erase all the data stored on the game's battery (the high scores, gallery awards, etc.), press U U D D L L R R on the title screen. You will get no warning; as soon as you complete the code, it's empty. =>Stars Explained: On the Game Select screen, you can press L and R to see the "milestone scores" for each game. Each star represents 200 points; the top row of stars is for the Modern mode, the lower is the Classic mode. Every 200 points of a game's high score opens up one Gallery Corner screen. To open up all 16 panels, you only need to score at least 800 points in the easy mode of every modern and classic game. If you earn 1000 points, or five stars, in each game you can get a special secret. ->Bonuses: Earn 50 stars to view the credits; earn 100 stars to keep the credits viewable. =>Oil Panic: In the modern game, Bowser will always face the direction of the last oil drop dropped. If there are several drops on screen, just remember that the last drop is the one Bowser is facing. =>Extra Hard Mode: Earn 1000 points in a modern mode game and you can then play the extra hard version of that game. Just press U on the game/level select screen. =>Interrupt Save: Pause a game, then turn off the Game Boy. When you turn the Game Boy back on, you will be able to continue from the point you left off. =>Music: Press [SELECT] on the mode select screen to toggle the music on or off. A musical note will appear when the music is enabled. Music is, of course, only present in the modern mode games. ->Link Up Features: You can link up Game & Watch Gallery, G&WG 2, or G&WG 3 with each other to unlock extra panels of game information in the Gallery Mode/Museum. To link the original Game & Watch Gallery, you need to earn 1,000 points in each of the Game & Watch games. G&WG2 and G&WG3 can be linked before you earn any points. To link, you will need two Game Boy systems, two different games in the Game & Watch Gallery series, and a link cable. G&WG and G&WG2 link from the title screen; G&WG3 links from the Note Board "How To Link, Part 1" message. Set up your games as listed below, and data will be unlocked in the galleries of each cartridge. * Game & Watch Gallery: Leave the game on the G&WG title screen and link up to G&WG 2 or 3. Please note that you must have earned 1,000 points in every game in Game & Watch Gallery for this to work. * G&GW 2: From the title screen, link up to G&WG or G&WG3. * G&WG 3: Enter the Note Board and read the message "How To Link, Part 1." On the "Are you ready? Press [START] now to link" screen, link to a copy of G&WG or G&WG2 and press [START].