Editing Percy (section)

==Trivia==
* Percy is the only engine who is known to have been named by Sir Topham Hatt.
* Percy is the first engine in the series to have only four wheels.
* He is also the first character other than Thomas to be the protagonist in a special, with that special being Day of the Diesels, which he would later do again in Tale of the Brave.
* In Thomas and the Rumours, Percy is stated to have a branch line, though it may have been mistaken for Thomas' Branch Line.
* Percy was featured on the 1986 single cover along with Rheneas of Oh L'amour, a song by English synthpop duo Erasure.
* Percy's special friends is Dora, Boots McGee, Gretchen, Squirt & [[Sunshine]].
* Percy met Pooh and his friends in ''[[Pooh's Adventures of Thomas And The Magic Railroad|Pooh's Adventures of Thomas and the Magic Railroad]]''.
*Tigger refers to him as "Percy-Boy".
*Percy will be guest starring in '' [[Pooh's Adventures of the Elm-Chanted Forest]]'', ''[[Pooh and Ash's Adventures of Scooby-Doo: Halloween Hassle at Dracula's Castle]], [[Winnie the Pooh and the Care Bear's Adventures in Wonderland]], [[Pooh's Adventures of Asterix and Cleopatra]], [[Pooh's Adventures of The Harry Hill Movie]], [[Winnie the Pooh and the Legend of the Titanic]], [[Pooh's Adventures of Stardust]], [[Pooh's Adventures of Asterix conquers America]], [[Pooh's Adventures of Legend]], [[Pooh's Adventures of Tentacolino]] ''and ''[[Pooh's Adventures of Tugs (TV Series)]].''
*Percy will meet Ed, Edd, n Eddy in [[Ed, Edd, n Eddy's Ed-ventures of Thomas and the Magic Railroad]].
*In Stuington and Hiatt Grey's series, Percy is [[Pinkie Pie]]'s boyfriend.
*In [[Thomas, Twilight, and The Mummy Returns]], Percy will receive M2 Browning machine guns.
*Percy is also best friends with [[Maud Pie (Pony)|Maud Pie]] and [[Cheese Sandwich]].
*In Iamnater1225's series, Percy is also [[Rosie]]'s boyfriend.
*Percy is also A Canterlot Mail Engine.
*Percy will meet Ryan F-Freeman and his team in Ryan's Adventures of Thomas and the Magic Railroad.
* In an early version of the script for A Thomas Promise used for auditions in January 2020:
** Percy is renamed '''Tom-Tom''',  in order to keep the series a secret.
** It is revealed that within the series, Percy is eight years old.
* Percy has the second-most appearances of all of the characters, appearing in almost every main episode of the series.
* Whenever Percy's lucky bell is brought up, Percy's vector would switch for a version with a bracket mounted on his coal bunker that connects his lucky bell to his body.
* Percy has two different pitches of his whistle and can switch between them accordingly. He is currently the only character in the series able to do this.
* Percy's favourite colour is green.
* According to the story, Percy's whistle is reused for Rusty's Ghost Engine.