Pink Slime Hamburger Cartoon by Mac McRae February 25, 2018 in People pink-slime-hamburger Pink slime hamburger cartoon. Pink slime with two buns, purple tongue, pickle, lettuce, mustard and ketchup. Watch out for this stuff in the lunchroom – if you aren’t careful it will gobble you up. About the Artist: I am a designer and illustrator who specializes in pop art and postmodernism. I also design athletic sneakers. Follow me on Twitter here.