Although cast member Dan Castellaneta occasionally voiced Santa's Little Helper for bit parts, American voice artist Frank Welker most often provided the sounds of the dog and other animals on the show from " Bart's Dog Gets an F ", which aired on March 7, 1991, to " Home Sweet Homediddly-Dum-Doodily ", which aired on October 1, 1995.

Bart's voice came naturally to Cartwright, as she had previously used elements of it in My Little Pony, Snorks, and Pound Puppies.

Cartwright describes Bart's voice as easy to perform compared with other characters.

When she is recognized and asked to perform Bart's voice in front of children, Cartwright refuses because it " freaks out ".

Bart and Milhouse find Fat Tony but a voice comes out of the speaker hidden in Bart's clothes, saying " Fat Tony, is that you ?".

Elwood Edwards, known as the voice of the Internet service provider America Online, guest starred in the episode as the Virtual Doctor that confirms Homer and Bart's leprosy.

Bart's voice actress, Nancy Cartwright, said it is one of her top three episodes together with " Bart Sells His Soul " and " Bart the Mother ", while writer Al Jean said the episode was his favorite sentimental episode.

Ken Tucker of Entertainment Weekly described it as " not bad ", and commented that Bart's high voice " echoes the beats nicely ".

Bart's voice actor, Nancy Cartwright, writes in her autobiography My Life as a 10-Year-Old Boy that DeVito had to record his lines quickly because he had another appointment, so the staff focused on recording his scenes only instead of the whole episode at once.

Bart's voice actor, Nancy Cartwright, received a Primetime Emmy Award for Outstanding Voice-Over Performance in 1992 for her performance in the episode.

Bart's voice actor, Nancy Cartwright, wrote in her autobiography My Life as a 10-Year-Old Boy that the episode's script gives the audience a " visual and aural feast ".

Born in the United States, Hayden provides various voices of The Simpsons including Bart's unlucky best friend Milhouse Van Houten, teenage thug Jimbo Jones ( with Nancy Cartwright as Kearney and Tress MacNeille as Dolph ), Ned Flanders ' first-born son Rod Flanders ( Nancy Cartwright voices Todd Flanders ), Chief Wiggum's wife and Ralph Wiggum's mother Sarah, Lois Pennycandy ( Krusty the Clown's personal assistant who is infatuated with him, despite his bitter, cruel treatment of everyone who works for him.

* Nancy in Lionel Bart's Oliver!

Wallis went on to play many leading roles in the West End, but she is best known for the role of Nancy in Carol Reed's 1968 film production of Lionel Bart's musical Oliver!

Despite Bart's fame, however, Cartwright remained relatively unknown.

Bart's catchphrase " Eat My Shorts " was an ad-lib by Cartwright in one of the original table readings, referring to an incident from her high school days.

Pinafore / Bart's Holding The Buttercup Bart And Bop Bop And ..."-Nancy Cartwright / Kelsey Grammer

Bart's catchphrase " Eat My Shorts " was an ad-lib by Cartwright in one of the original table readings, harking back to an incident when she was at college.

In " Treehouse of Horror VIII ", Bart enters Frink's matter teleporter and it results in an accidental mix between Bart's genes and the genes of a housefly that was also present in the transporter at the same time.

For his part, Krusty has remained largely ignorant of Bart's help and has treated Bart with disinterest.

He also wins a case for Bart Simpson, by proving that Itchy was created by an old man named Chester J. Lampwick — though the deciding factor of the case is mainly proven by Bart's footwork to collect the crucial piece of evidence, rather than Hutz's competency.

He thoroughly enjoys Bart's company ( not knowing it's Bart who has made numerous prank phone calls to his bar ).

Bart's actions resulted in frequent beatings by Nelson and his gang, but finally ended when Bart received help from Herman, who came up with the idea of standing up to Nelson and his gang by pelting them with water balloons.

After remembering that he was told that it is wrong to kill birds, Santa's Little Helper ceases to aid Bart in the fight, confused at his own loyalty ( for Bart's sake or his orders ) leaving Bart to strangle the ostrich to death.

Susan McHugh, who teaches theories of animals, literature, and culture at the University of New England, wrote in her 2004 book Dog that, " remaining loyal to his unlikely saviours, the boy Bart and his father Homer, this greyhound has prompted satires of contemporary dog culture, from Barbara Woodhouse's authoritarian training methods " Bart's Dog Gets an F " to Lassie's flawless service to the status quo " The Canine Mutiny ".

" In the 2009 The Simpsons episode " Bart Gets a ' Z '," Bart's substitute teacher announces to the class that he received his Master's in teaching from Tufts.

Bart looks exactly like Bert, and Ernie once mistook Bart for Bert ; but Bart wears a suit and fedora and is a salesman (" Bart's the name and selling's my game !").

Herman commands from Bart's treehouse as Bart leads his forces into battle.

Adult Ralph in Bart to the Future, annoyed at Bart's lackadaisical behavior. In other episodes, he speaks in a perfectly normal tone and occasionally even displays taciturn behavior such as questioning a film production staff member over the use of a painted cow over a horse, seemingly playing straight man to Bart as an adult in one possible flashforward, or his overall behavior in the episode I Love Lisa, in which Ralph played a central role.

In The Simpsons episode " Bart's Girlfriend ", Bart says that Jessica Lovejoy's hair smells like Froot Loops, to which Lisa replies " Oh yeah?

In the book " People of the Century " by CBS News, they described Bobby as the " anti-Bart " ( referring to Bart Simpson ) while discussing how other characters have tried to " claim Bart's place of honor.

In that episode, Bart Simpson booked him into his own casino ( actually Bart's treehouse ), where he sang " Jingle Bells ( Batman Smells )".

They found a manager, Ben Bart, and an accompanist, Howard Biggs, and made their first recordings for Bart's small Hub record label.

* In The Simpsons episode Bart Sells His Soul, Sherri and Terri chant, " Bart sold his soul, and that's just swell / Now he's going straight to / Hello operator / give me number nine " in Bart's nightmare.

However, Homer thinks Bart forged the test, but discovers that the watermark of the test is real and that all the answers are correct, Homer is not easily willing to give up, so the family visit Bart's teacher Mrs. Krabappel, who confesses that because she forgot to fold up the map during the test, everyone in the class ( including Bart ) received a 100.

Marge lets him sleep in Bart's room, forcing Bart to sleep on the floor, underneath his bed.

Pinsky and Parvin note Bart's statement to Milhouse from the beginning of the episode: " Soul — come on, Milhouse, there's no such thing as a soul.

* In a segment of The Simpsons episode " Margical History Tour ", Salieri is represented by Lisa Simpson, to Bart's Mozart.

Clare Market and part of Aldwych where the London School of Economics and Political Science is based, as well as the West Wing of Somerset House, the location for the Courtauld Institute of Art and King's College London, St Bart's Hospital, the University of London Boat Club in Chiswick and the Egham campus of Royal Holloway with its historic Founder's Building are also examples of properties which form part of the University's estate.

Bart's head is also coffee-can shaped, while spheres are used for Marge, Lisa, and Maggie.

In early episodes, she is shown as very sexually aggressive and promiscuous: in " Flaming Moe's ", she is shown with her arms around two sailors in the parody of the famous Cheers theme, and tries to pick up both Joey Kramer ( Aerosmith's drummer ) and Homer Simpson, even after learning he is married and Bart's father.

In " Much Apu About Nothing " ( 1996 ), Moe is depicted taking his United States citizenship test ; previously, " Bart's Inner Child " ( 1995 ) had depicted Moe's own inner child chastising him for abandoning his native Italian accent.

Hibbert is often seen in flashbacks ( for example, Lisa's birth, or Bart's accidents as a toddler ), and each time has a different hairstyle ( afro, dreadlocks, Mr. T-style Mohawk, etc.

It is discovered eventually in the episode, however, that Bart's abduction was merely a hoax, distressing Wiggum greatly as he finally had done some great good but at merely the wrong time.

In " Black Widower " ( season three, 1992 ), Bob's first major appearance after framing Krusty, he is released from prison and marries Bart's aunt Selma Bouvier.

In " The Debarted ," it is shown that Nelson has become Bart's " other best friend ", along with Milhouse.

" They went on to say, " the realism of the first season is much apparent, with only the laser used to remove Bart's tattoo hinting at what the series will become.

Mrs. Krabappel takes Bart's class on a field trip to the Springfield Nuclear Power Plant, where everybody watches as Homer crashes an electric cart into a cooling vent and is fired.

* A gremlin makes an appearance in a Halloween special of The Simpsons paralleling The Twilight Zone's " Nightmare at 20, 000 Feet ", ( the segment is even named " Terror at 5½ Feet ") in which the gremlin attempts to destroy the wheel of Bart's school bus.

Later, Homer is seen on the stand where Bart's lawyer alleges that he has a clear anger management issue.

As a result, he is forced to give up half his salary as his punishment for stealing Bart's money.

Bart's early experiences in the apartment were rather scary due to its dangerous location, but he soon finds that Tony Hawk is living in the building and throwing a party with pop-punk band Blink-182.

The book is parodied in the Simpsons episode " MoneyBART ", in which Lisa manages Bart's Little League baseball team using sabermetric principles.

As a child actor he was cast in the role of Oliver Twist in the original run of Lionel Bart's musical Oliver !, but he is possibly best known for his role as Colin Russell in BBC TV's EastEnders – a character remembered for being a participant in the first gay kiss in a British soap opera.

Homer trips over Bart's skateboard and falls down the stairs, crippling his back, and is confined to the couch for several days.