Comedian turned hero Saptagiri's upcoming movie 'Saptagiri LLB' is all set for trailer launch. On that note, the makers have invited Megapowerstar Ram Charan for the trailer launch event as chief guest. 'Saptagiri LLB' is the official remake of Bollywood movie 'Jolly LLB.' Charan Lakkakula is directing this movie while Paruchuri Brothers are providing dialogues and screenplay. Bulganin is composing music.