The last episode "Mama Luigi" from the SMW Cartoon tells the story of how Luigi fell to the lava pits beneath the earth, he finds a newborn dinosaur named Yoshi who thinks Luigi is his mama. The two of them outrun many dangerous enemies until they find Mario and they enter King Koopa's Castle to rescue the princess. When Mario says that Luigi brought a secret weapon that chomps down enemies, Luigi proudly responds "That's Mama Luigi to you, Mario!" This particular episode and Luigi nicknamed Mama Luigi became an iconic meme on the internet, and was the most popular source material for YouTube Poop. Mama Luigi is More Known Through YouTube Poops and has Been YouTube Pooped along with CDI Characters.