Running Gags

A running gag, or running joke, is a literary device that takes the form of an amusing joke or a comical reference and appears repeatedly throughout a work of literature or other form of storytelling.

I Don't Know
"I Don't Know" is a quote that is used in the middle of the episode or in the end of it.

What Just Happened
"What just Happened" is a line similar to "I Don't Know". It is used at the end of the episode.

My Little Pony: Freindship is Magic
My Little Pony: Friendship Is Magic is an animated television series that premiered on October 10, 2010 on the United States cable network The Hub, and is based on Hasbro's My Little Pony line of toys and animated works. The series is produced by Hasbro Studios and DHX Media Vancouver (formerly Studio B Productions).

This TV Series is used lots of times, Due to its creator to be a brony.
 * Toads Sleepwalking
 * Mario and Luigi where gonna go Watch MLP: FiM, But Toad fooled them into watching Generation 1 instead. (Accidentally G1 Being Called Generation 3)
 * Lauren Faust Spray
 * The Product is based off The Producer of the show, Lauren Faust. also G2 Fluttershy and G4 Fluttershy Appear.
 * Toad goes to School
 * The School Teacher is Rarity, A Character from the show.
 * Christmas Special
 * Waluigi is on the shows webpage, Also Toad gives Mario and Pillow version Twilight Sparkle, a Character from the show.
 * The Mysterious Daisy Statue
 * Twilight is Marios Steed. And Princess Celestia (Another Character) is Referenced.
 * Quest for The Golden Mushroom
 * Twilight Sparkle makes a appearance in the movie.
 * Old Pals
 * Twilight Sparkle makes an appearance once again.

Google
Google Inc. (NASDAQ: GOOG) is an American multinational internet and software corporation invested in internet search, cloud computing, and advertising technologies.
 * Toads Sleepwalking
 * Toad Googles How to cure sleep walking.
 * DK and Woody do stuff
 * DK Image Googles Princess Peach in her sport outfit.

Did he just do a Stuffwell Reference?
Did he just do a Stuffwell Reference? is a running gag from Quest for the Golden Mushroom. It happens when someone says "Back to Adventure!" and the character next to them says the line.