THE SIMPSONS: In the 22nd annual installment of "Treehouse of Horror," Homer channels Aron Ralston (guest voicing as himself) after a boulder traps his arm; a venomous spider bite leaves Homer paralyzed; then Ned Flanders, devout preacher by day, transforms into a cold-blooded vigilante by night; and Bart and Milhouse get caught in inter-planetary warfare in the all-new "Treehouse of Horror XXII" episode of THE SIMPSONS airing Sunday, Oct. 30 (8:00-8:30 PM ET/PT) on FOX. THE SIMPSONS ™ and © 2011 TCFFC ALL RIGHTS RESERVED.

THE SIMPSONS: In the 22nd annual installment of "Treehouse of Horror," Homer channels Aron Ralston (guest voicing as himself) after a boulder traps his arm; a venomous spider bite leaves Homer paralyzed; then Ned Flanders, devout preacher by day, transforms into a cold-blooded vigilante by night; and Bart and Milhouse get caught in inter-planetary warfare in the all-new "Treehouse of Horror XXII" episode of THE SIMPSONS airing Sunday, Oct. 30 (8:00-8:30 PM ET/PT) on FOX. THE SIMPSONS ™ and © 2011 TCFFC ALL RIGHTS RESERVED.

THE SIMPSONS: In the 22nd annual installment of "Treehouse of Horror," Homer channels Aron Ralston (guest voicing as himself) after a boulder traps his arm; a venomous spider bite leaves Homer paralyzed; then Ned Flanders, devout preacher by day, transforms into a cold-blooded vigilante by night; and Bart and Milhouse get caught in inter-planetary warfare in the all-new "Treehouse of Horror XXII" episode of THE SIMPSONS airing Sunday, Oct. 30 (8:00-8:30 PM ET/PT) on FOX. THE SIMPSONS ™ and © 2011 TCFFC ALL RIGHTS RESERVED.

THE SIMPSONS: In the 22nd annual installment of "Treehouse of Horror," Homer channels Aron Ralston (guest voicing as himself) after a boulder traps his arm; a venomous spider bite leaves Homer paralyzed; then Ned Flanders, devout preacher by day, transforms into a cold-blooded vigilante by night; and Bart and Milhouse get caught in inter-planetary warfare in the all-new "Treehouse of Horror XXII" episode of THE SIMPSONS airing Sunday, Oct. 30 (8:00-8:30 PM ET/PT) on FOX. THE SIMPSONS ™ and © 2011 TCFFC ALL RIGHTS RESERVED.

THE SIMPSONS: In the 22nd annual installment of "Treehouse of Horror," Homer channels Aron Ralston (guest voicing as himself) after a boulder traps his arm; a venomous spider bite leaves Homer paralyzed; then Ned Flanders, devout preacher by day, transforms into a cold-blooded vigilante by night; and Bart and Milhouse get caught in inter-planetary warfare in the all-new "Treehouse of Horror XXII" episode of THE SIMPSONS airing Sunday, Oct. 30 (8:00-8:30 PM ET/PT) on FOX. THE SIMPSONS â

THE SIMPSONS: In the 22nd annual installment of "Treehouse of Horror," Homer channels Aron Ralston (guest voicing as himself) after a boulder traps his arm; a venomous spider bite leaves Homer paralyzed; then Ned Flanders, devout preacher by day, transforms into a cold-blooded vigilante by night; and Bart and Milhouse get caught in inter-planetary warfare in the all-new "Treehouse of Horror XXII" episode of THE SIMPSONS airing Sunday, Oct. 30 (8:00-8:30 PM ET/PT) on FOX. THE SIMPSONS â

THE SIMPSONS: In the 22nd annual installment of "Treehouse of Horror," Homer channels Aron Ralston (guest voicing as himself) after a boulder traps his arm; a venomous spider bite leaves Homer paralyzed; then Ned Flanders, devout preacher by day, transforms into a cold-blooded vigilante by night; and Bart and Milhouse get caught in inter-planetary warfare in the all-new "Treehouse of Horror XXII" episode of THE SIMPSONS airing Sunday, Oct. 30 (8:00-8:30 PM ET/PT) on FOX. THE SIMPSONS ™ and © 2011 TCFFC ALL RIGHTS RESERVED.