Minecraft in his performances. A simulation of the game was featured in Lady Gaga's "G.U.Y." music video. The game is also referenced heavily in "Informative Murder Porn", the second episode of the seventeenth season of the animated television series "South Park". "Luca$", the seventeenth episode of the 25th season of the animated sitcom "The Simpsons" was inspired by "Minecraft"; Persson responded by tweeting "I'm not sure how I feel about it." After the release of "Minecraft", some video games were released with various similarities with "Minecraft", and some were called "clones" of the game. Examples include "Ace of Spades", "CastleMiner", "CraftWorld",
Minecraft such as modifications, texture packs and custom maps, exists and is available on the Internet. Modifications of the "Minecraft" code, called "mods", add a variety of gameplay changes, ranging from new blocks, new items, new mobs to entire arrays of mechanisms to craft. The modding community is responsible for a substantial supply of mods from ones that enhance gameplay, such as minimaps, waypoints, and durability counters, to ones that add to the game elements from "Pokémon", "Portal", and "The Hunger Games". To make mods easier to create and install, Mojang announced in November 2012 that it planned to add an