| One-Nine-Nine-Nine | |
| Cover: | One-Nine-Nine-Nine.jpg |
| Type: | single |
| Artist: | Common featuring Sadat X and Talib Kweli |
| Album: | Soundbombing II |
| B-Side: | Like They Used to Say |
| Released: | March 24, 1999 |
| Genre: | Underground hip hop |
| Length: | 4:10 |
| Label: | Rawkus Records |
| Producer: | Hi-Tek Dug Infinite |
| Chronology: | Common |
| Prev Title: | All Night Long |
| Prev Year: | 1998 |
| Next Title: | Car Horn |
| Next Year: | 1999 |
"One-Nine-Nine-Nine"/"Like They Used to Say" is a double A-Side single by rapper Common. "One-Nine-Nine-Nine" is featured on Soundbombing II, a compilation album by Rawkus Records released in 1999. The song features an introduction by Talib Kweli, guest rapping by Sadat X and production by Hi-Tek. A music video was released for it, which also featured briefs cameos from Jeru The Damaja and Harold Hunter. Additionally, Rawkus Records featured it in their compilation. Common's vocals on the song were sampled in "Mic Like a Memory" by Cunninlynguists.
"Like They Used to Say" was produced by Dug Infinite, who also worked on Common's first three albums. In the song, Common talks about the days of old and comments where he sees hip hop music heading in the future.