This article is advertising a special screening in Canada, but it also gives the possible date Season 4 premieres. Not confirmed.. for this is Teletoon's schedule, but I think it issafe to say Star Wars the Clone Wars: Season 4's "Battle Lines" will premiere with a hour long special on September 16th.

STAR WARS: The Clone Wars exclusive!
TELETOON is proud to premiere the first episode of Star Wars: The Clone Wars – Battle Lines in French at this year's Montreal Comiccon. On September 17, be among the lucky few to catch an exclusive viewing of "La Guerre de l'eau", the first episode of Star Wars: The Clone Wars' fourth season. Critically-acclaimed and unlike any other animated show on television, Star Wars: The Clone Wars Season Four: Battle Lines brings viewers right up to the front-lines of the massive galactic conflict, revealing the stories that forged the Star Wars galaxy. The series will be broadcast in French on TELETOON beginning September 23, at 8:30 p.m. ET/PT, repeating on Sundays at 3:30 p.m. ET/PT. The English version will premiere September 16, at 8:30 p.m. ET/PT, with later episodes airing on Fridays at 8:00 p.m. ET/PT.

Heroes rise, enemies return and battles intensify in an all-new, action-packed season of STAR WARS: THE CLONE WARS!

As the heroic Jedi Knights and their clone army fight to preserve order, their efforts continue to be met with strong resistance from the massive Separatist droid army. Escalating and expanding into uncharted corners of the galaxy, the scope and scale of STAR WARS: THE CLONE WARS continues to grow - with exotic adventures and enhanced animation strengthening ties to the Star Wars saga. Within the galactic battle, fearsome foes from the past return to settle the score - including lethal adversaries such as bounty hunter Cad Bane and the monstrous Savage Opress! As unexpected alliances are formed on both sides of the battle, the action explodes and the course of the war takes an unforeseen turn!