2013

All events that happened in 2013.

January

 * 6th: "Homer Goes to Prep School" aired for the first time.
 * 7th: Huell Howser, television personality and guest star, died.
 * 10th: The Longest Daycare nominated for an Academy Award.
 * 13th: "A Test Before Trying" aired for the first time. A new The Simpsons: Tapped Out update becomes available for download.
 * 16th: was released in the USA.*28th: The Simpsons Poster Giveaway contest ends and winners are notified.
 * 23rd: An Android version of The Simpsons: Tapped Out is released for Netherlands and Australia. The Simpsons Couch Gag Contest finalists were announced and voting begins to choose the winner. and Simpsons Comics Supernova were released in the USA.
 * 27th: "Changing of the Guardian" aired for the first time.
 * 30th: A new The Simpsons: Tapped Out update becomes available for download. was released in the USA.

February

 * 6th: An Android version of The Simpsons: Tapped Out is released for the USA.
 * 10th: "Love Is a Many-Splintered Thing" aired for the first time.
 * 11th: The Simpsons Couch Gag Contest voting ends.
 * 14th: A new The Simpsons: Tapped Out update became available for download.
 * 17th: "Hardly Kirk-ing" aired for the first time. The Longest Daycare was released worldwide for television.
 * 20th: was released in the USA.
 * 27th: and  were released in the USA.
 * 28th: A new The Simpsons: Tapped Out update became available for download.

March

 * 1st: Homer Shake was released on.
 * 3rd: "Gorgeous Grampa" is set to air for the first time.
 * 7th: A new The Simpsons: Tapped Out update became available for download.
 * 10th: "Black-Eyed, Please" aired for the first time.
 * 14th: A new The Simpsons: Tapped Out update became available for download.
 * 17th: "Dark Knight Court" aired for the first time.
 * 20th: was released in the USA.
 * 21st: A new The Simpsons: Tapped Out update became available for download.
 * 24th: Season 24 aired in Latin America.
 * 26th: Don Payne, writer and producer, died.
 * 27th: was released in the USA.

April

 * 3rd: George Gladir, comic writer, died.
 * 6th: Bart Simpson: Big Shot! was released in the USA.
 * 8th: A new The Simpsons: Tapped Out update became available for download.
 * 10th: A new The Simpsons: Tapped Out update became available for download.
 * 14th: "What Animated Women Want" aired for the first time.
 * 16th: Pat Summerall, sportscaster and guest star, died.
 * 17th: was released in the USA.
 * 19th: A new The Simpsons: Tapped Out update became available for download.
 * 24th: was released in the USA.
 * 28th: "Pulpit Friction" aired for the first time.

May

 * 1st: was released in the USA.
 * 2nd: A new The Simpsons: Tapped Out update became available for download.
 * 4th: Bongo Comics Free-For-All 2013 is released on Free Comic Book Day.
 * 5th: "Whiskey Business" aired for the first time.
 * 10th: A new The Simpsons: Tapped Out update became available for download.
 * 12th: "The Fabulous Faker Boy" aired for the first time.
 * 13th: Joyce Brothers, psychologist, TV personality and guest star, dies.
 * 15th: was released in the USA.
 * 19th: "The Saga of Carl" aired for the first time. "Dangers on a Train", season 24's final episode, aired for the first time. Season 24 finished.
 * 22nd: was released in the USA.
 * 24th: A new The Simpsons: Tapped Out update became available for download.
 * 29th: The Simpsons Summer Shindig #7 was released in the USA.
 * 31st: A new The Simpsons: Tapped Out update became available for download.

June

 * 12th: A new The Simpsons: Tapped Out update became available for download.
 * 28th: A new The Simpsons: Tapped Out update became available for download.

July

 * 13th: Cory Monteith, actor and guest star, died.
 * 14th:, Italian voice of Homer Simpson, died.
 * 15th: A new The Simpsons: Tapped Out update became available for download.
 * 18th: "Treehouse of Horror XXIII" nominated for Primetime Emmy.
 * 19th: The Simpsons and Family Guy to have a crossover episode.
 * 20th: We Put the Spring in Springfield: The Music of the Simpsons and San Diego Comic-Con The Simpsons Panel Summary.
 * 25th: A new The Simpsons: Tapped Out update became available for download.
 * 31st: A new The Simpsons: Tapped Out update became available for download.

August

 * 14th: Allen Lanier, musician and guest star, died.
 * 15th: A new The Simpsons: Tapped Out update became available for download.
 * 29th: A new The Simpsons: Tapped Out update became available for download.

September

 * 3rd: Homer Simpson's Little Book of Laziness was released.
 * 29th: "Homerland" aired for the first time.
 * Season 25 started

October

 * 1st: Tom Clancy, author and guest star, died.
 * 4th: Season 26 was announced.
 * 6th: "Treehouse of Horror XXIV" aired for the first time.
 * 25th: Marcia Wallace, voice of Edna Krabappel, died.

November

 * 3rd: "Four Regrettings and a Funeral" aired for the first time.
 * 10th: "YOLO" aired for the first time.
 * 17th:' "Labor Pains" aired for the first time.
 * 24th:' "The Kid Is All Right" aired for the first time.

December

 * 8th: "Yellow Subterfuge" aired for the first time.
 * 15th: "White Christmas Blues" aired for the first time.