All Def

All Def is an American YouTube channel and a subsidiary of Def Jam Recordings that uploads a variety of comedic series. They are known for their series and celebrity guest appearances on them.
==Channels==
===All Def===
The channel was created on November 19, 2012, and the first video was uploaded on June 14, 2013. Few music videos were firstly uploaded, until a series called “Dr. Reasons started to get popularity. The series featured YouTuber Spoken Reasons as a therapist who counsels couples and their problems. 
At the time, Dr. Reasons was the most popular series on the channel, gaining more views than other videos.
===Dad Jokes===
The channel was created on August 13, 2020, but the first video was uploaded on March 11, 2017. Even though the All Def channel uploads Dad Joke videos, the channel was made. The premise of the show is that two comedians are pitted against each other while telling jokes. Whoever laughs more loses.
Category:Commentary YouTubers
Category:Gaming YouTubers
Category:Sports YouTubers
Category:Comedy YouTubers
Category:Music YouTubers
Category:Book-narrating YouTubers
Category:Vlogging YouTubers
Category:American YouTubers
Category:Users who joined in 2012
Category:One million subscribers
Category:Two million subscribers
Category:Three million subscribers
Category:Four million subscribers
Category:One billion views