Treehouse of Horror #21 Add favorites 18-09-2015, 01:04 132 Publisher: Other Year: 2015 Pictures: 50 Language: English Size: 33.4 mb. Tags: Treehouse of Horror Apu Nahasapeemapetilon Marge Simpson Mr. Burns Ned Flanders DOWNLOAD Treehouse of Horror #21: Related comics: 2017 year 34 pages | 47.7 Megabytes The Simpsons' Treehouse of Horror #23 2016 year 48 pages | 55.3 Megabytes The Simpsons' Treehouse of Horror #22 2013 year 42 pages | 65.3 Megabytes The Simpsons Treehouse of Horror #19