The WormCam accessory for the Game Boy Advance allowed you to take pictures through the GBA.Product Description:
Turn your GBA into a digital camera.
Take and edit color pictures on your GBA
Upload shots to PC for editing and e-mail
Rotating camera allows for ease of use
Unique Spycam mode
Stores up to 20 hi-res images
Includes PC cable and software
Ratings: The WormCam got mixed reviews about its quality. Amazon.com has it rated three stars according to customer reviews.