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 "FortressCraft", "Terraria", and "Total Miner". David Frampton, designer of "The Blockheads", reported that one failure of his 2D game was the "low resolution pixel art" that too closely resembled the art in "Minecraft" which resulted in "some resistance" from fans. A homebrew adaptation of the alpha version of "Minecraft" for the Nintendo DS, titled "DScraft", has been released; it has been noted for its similarity to the original game considering the technical limitations of the system. In response to Microsoft's acquisition of Mojang and their "Minecraft" IP, various developers announced even further clone titles that were being developed specifically for