What is tee tee set it off?

Tee Tee Set It Off is a popular catchphrase in rap music. The phrase "set it off" is often used as a way to signify the start of something big or exciting, such as a party or a concert. Tee Tee Set It Off is often used as a way to pump up the crowd and get everyone excited for the event that is about to take place. The phrase has become so popular that it has been used in a number of songs and is often associated with rap and hip-hop music.