"300 Bars and Runnin'" is a song by West Coast hip hop artist, The Game, directed towards former labelmate 50 Cent and his group G-Unit. The song, produced by DJ Skee, is over 15 minutes in length, was released after a concert in which he threw his G-Unit chain into the crowd, claimed that G-Unit is full of snitches, and questioned Olivia's gender. The song also contains jabs against other artists, like Memphis Bleek and the Young Gunz. The mixtape contains other diss tracks to Lloyd Banks, Tony Yayo, Olivia, Benzino, Joe Budden, DJ Whoo Kid, Lil Eazy-E & Mobb Deep. The track appeared on his mixtape You Know What It Is Vol. 3. Its title is a reference to N.W.A.'s EP "100 Miles and Runnin'".
