Discovery Networks' eco-centric Planet Green has signed MTLEY CRE drummer Tommy Lee and hip hop superstar Chris "Ludacris" Bridges to star in "Battleground Earth", a reality competition that features the duo battling against the toxic forces destroying mother earth as they travel across the country on a 10-episode tour. The series premieres in August 2008.Viewers witness the two stars pushed to the limit as they attempt to keep their high-wattage acts on an eco-friendly course. Enlisting the help of their posses, celebrity guests, and anyone else willing to lend a hand, Ludacris and Tommy Lee dive right into the "Battleground Earth" competition with unexpected and sometimes hilarious results. In the "Fast Fuel" episode Ludacris and Tommy Lee's bio-diesel tour buses are running on empty in the middle of the Texas Panhandle. They must roll into a fast food restaurant and look for fast food grease to turn into eco- friendly fuel. Throughout the tour they battle to get the word out about the state of the environment. This rap 'n' roll battle culminates in a green carpet benefit concert at Los Angeles' legendary Greek Theater. The concert featuring Luda, Tommy Lee and many of their famous musician friends will support the renewal of Griffith Park, which was devastated by recent wildfires. "Battleground Earth" is a primetime series produced for Planet Green by the Greif Company. Leslie Greif and Adam Reed are the executive producers for Greif, Steve Jones is co-executive producer and Jonathan McHugh is supervising producer. Howard Lee is vice president of production and executive producer for Planet Green and Lisa Caruso is executive producer.