Battleground Earth showdown: Tommy Lee vs. Ludacris

P. Diddy challenges Tommy Lee and Ludacris to battle each other in a 30-day environmental challenge called Battleground Earth. The two artists will travel across the country on a 10-episode tour and participate in various challenges that highlight green issues. Watch the Battleground Earth: Ludacris vs. Tommy Lee airing on TLC every Thursday beginning August 7 at 8PM/7C For more information visit: http://planetgreen.combattlegroundearth