I found this while flipping through some old comics (Fantastic Four #273 in case you’re interested). That’s someone else’s Flickr scan, though. I didn’t feel like taking a picture of it myself.
What blows my mind is I had a million Atari 2600 cartridges, but not one of them was Mario Bros. I want to say I remember Mario Bros. on Atari, but I’m not sure I do. Check out this shitty commercial, which is only 23% as shitty as the movie version with Bob Hoskins and Dennis Hopper in it: