HERE’S WHERE THE MEME COMES FROM IF ANY OF YOU ARE WONDERING. 

for whatever it’s worth, the context is that mr. burns was mocking homer for having to give up his dream job at a bowling alley so he could go back to the power plant to afford taking care of a third child, so he put a plaque in his office that said “don’t forget, you’re here forever” and so homper put pictures of maggie over it