Yes, I remember the gameboy 
and that clip on light you could get, you are correct!
until the Japanese only back-lit version came out lol
http://www.urbandictionary.com/define.php?term=The%20Game%20Boy%20Light
The Game Boy Light
The Game Boy Light was the first Game Boy to have a back-lit screen, but it was only released in Japan, because many people outside of Japan (including Americans) wanted color more than light.
and that clip on light you could get, you are correct!until the Japanese only back-lit version came out lol
http://www.urbandictionary.com/define.php?term=The%20Game%20Boy%20Light
The Game Boy Light
The Game Boy Light was the first Game Boy to have a back-lit screen, but it was only released in Japan, because many people outside of Japan (including Americans) wanted color more than light.