Better explained by KnowYourMeme, but it's basically pressing and never releasing button A. https://knowyourmeme.com/memes/05x-a-presses-but-first-we-need-to-t

Better explained by KnowYourMeme, but it's basically pressing and never releasing button A. https://knowyourmeme.com/memes/05x-a-presses-but-first-we-need-to-talk-about-parallel-universes https://knowyourmeme.com/memes/05x-a-presses-but-first-we-ne...