Edgar's Fall (La caída de Edgar) is a viral video featuring a young boy named Edgar and his cousin Fernando hiking in a ranch near their hometown of Monterrey, Mexico.

"All Your Base Are Belong to Us" is a classic catchphrase that has been spawning derivatives at some level since at least 1998. Most of the early derivatives took the form of image macros and Flash animations, although the meme has spread to YouTube videos as well.

Kristina Chen (a.k.a YouTuber Tinaecmusic) is a webcam celebrity best known for singing karaoke versions of pop songs originally performed by 90s boy bands like the Backstreet Boys and N*SYNC. Since her YouTube debut in 2007, her performance videos have become a frequent target of ridicule and parodies on the web.

Corey Delany is a teenage party starter turned famous due to a television interview in 2008. This followed his reckless party that caused $20,000 in damages. His interview became the forth most popular video for it's time and created a roller coaster of events for the 16 year old. The video became known for Corey's snappy answers.

"Crank That" is a viral dance craze started by DeAndre Cortez Way, AKA Soulja Boy Tell 'Em; a young rapper who managed to turn his MySpace and Youtube fame into a music entertainment career.

Chocolate Rain is a viral video created by Tay Zonday that launched him into Internet fame. The video has been parodied and remixed in thousands of instances, eventually leading to Tay himself appearing on a number of television shows including a South Park parody. At over 54 million views, Chocolate rain is among the top 50 most viewed videos on YouTube of all time.

Reaction videos are videos posted in forums typically as a response to the OP.

They are usually short sentences or phrases taken from a larger video (popular movies, tv shows, YouTube videos, etc.) that express emotion in a similar fashion to reaction faces.

Dramatic Chipmunk (a.k.a "Dramatic Prairie Dog") is a short video clip featuring a sharp-eyed prairie dog from the Japanese TV Show Hello! Morning. Since its upload via YouTube in June 2007, the animal became most notable for its dramatic expression and theatrical demeanors, in similar vein to OMG cat and Inception cat.

The Technoviking was made famous due to a video that included a blue-haired girl dancing, then being crashed into by some unruly man during the Fuckparade 2000 (a techno street-parade in Berlin Germany). This caused Technoviking to forcefully grab the offending man by his arms and shove him back into the crowd. Technoviking then pointed at the man and gave him an extremely fierce gaze. An aura of dominance emanated from Technoviking, causing the man to step down from confrontation. Technoviking then started dancing wildly through the streets after being handed a water from one of his many dancing minions.

LOLcats are a series of image macros consisting of humorous photos of cats with superimposed text written in a form of broken English known as lolspeak. For the caption, white Helvetica font is widely used as the de facto standard.