Anything related to Johnny Crawfish will usually become a meme because he's the most popular character from the show.
"Music and magic. Hey, it's showtime!" Explanation Johnny Crawfish's line in the theme song.
"Tooth Fairy! Somewhere up in the blue, Tooth Fairy! I am waiting here for you..." Explanation The song Johnny Crawfish sings in the episode "Tooth Fairy" became popular after someone wrote a My Little Pony: Friendship Is Magic fanfic involving the song.
Bubble Trouble Explanation One of the show's most memorable scenes was the one in episode 24, "Following Directions", in which Kate accidentally pours bubbles into Johnny Crawfish's tank, prompting him to sing a musical number. Part of this might stem from the fact that the official site had a dedicated section to this song. It's also so popular that Dennis Scott performs a Rewritten Pop Version in his kids' shows to this day!
"Hey, I've got one for you. What do you get when you cross a speeding tall turtle with an unhappy clown? Hmmm, give up? You get a song.'' Explanation Johnny Crawfish's joke done to cheer up Sherman and Rusty in the episode "The Trouble with Truman".
"You don't give me heaven and I'll give you hell!"Explanation A line Johnny Crawfish sings in "Special", his Image Song made for a promotional video to get international markets interested in the series.
"Oh, pish-posh!" Explanation Aunt Agatha's catchphrase, usually said when she disagrees with someone.
"Not the goblins!" Explanation What the Ruby Reds sang when the goblins were freed from the box
"No, no, no, no! Put them back in the box! Go, go, go put the latch on the box!" Explanation The first song in "The Magic Key", sung when Kate and DJ accidentally free the goblins.
"Oh, it's easy as 1-2-3, the firefighter's ABC!" Explanation The song from "To The Rescue", which is commonly associated with the penguins.
"Gimme, gimme, gimme!" Explanation Disrupto's Image Song which explains his personality.
"The Naughty Shop" Explanation This meme, which originated on the Teletubbies Usenet group questioning it, came from the Unfortunate Implications of the show's title.
"Some of us first heard this phrase in our formative years, you know..." Explanation A screenshot of the Wikipedia page for The Noddy Shop showing the part explaining main character Noah Tomten that was originally posted on Reddit's What In Tarnation subreddit that became popular when it was posted on the Me.me website.
Claiming that the the puppets on the show are Accidental Nightmare Fuel. Explanation Occasionally when people bring up this show, they will mention how scary its' puppets were when they weren't meant to be. The most common puppets that people think are scary are the Ruby Reds and Johnny Crawfish.
Often on the comments section of "The Magic Key", people will quote Rusty's "Anybody got a fishing pole?" line.