Banner appeared on the Adult Swim cartoon show That Crook'd 'Sipp, which premiered Sunday, May 13, 2007. His single "Play" was used as the background music in the pilot's first television promo. In 2007, he played the character of Mo, in the film This Christmas. Banner also starred as Jay, a gang leader from the hood in Stomp the Yard: Homecoming. On July 15, 2008, Banner released his fourth major label album, The Greatest Story Ever Told. The album's first single titled "9mm" featured Akon, Lil Wayne, and Snoop Dogg. Banner then produced his next two singles: "Get Like Me" featuring Chris Brown and Yung Joc, "Get Like Me" reached #16 on the Hot 100, #7 on the R&B chart, and #2 on the Rap chart. and "Shawty Say", featuring Lil Wayne. In 2008, Banner was featured on the track, Superfriend, from the 2008 album, The Sound, by gospel R&B duo, Mary Mary.
On September 25, 2007, Banner testified before Congress at a hearing about racism and misogyny in hip hop music titled From Imus to Industry: The Business of Stereotypes and Degrading Images. He defended his use of offensive language and argued: "Change the situation in my neighborhood and maybe I'll get better." In his opening statement, Banner stated: "I can admit there are some problems in hip hop but it is only a reflection of what's taking place in our society. Hip hop is sick because America is sick."