FX longest running biker series "Sons of Anarchy" is up for one more season before the show will sign off for good and fans of the show savoring every piece of information for the show's final season. Showrunner Kurt Sutter recently revealed on his video blog "WTFSutter" that SOA season 7, episode 7 contains all the big elements of the show for the series finale.

Now in the process of breaking episode 7, Sutter unveiled to the show's avid fans that the middle episode is a big deal for the show. "Seven is usually a big episode for us," says Sutter on a video he posted on sutterink.com. "It's sort of always kind of happens organically that it ends up sort of a you know the same way a premiere kinda sets in motion the bigger elements of the season."

"Episode 7 tends to bring some of those things to some sort of a conclusion and then set up what will ultimately be the bigger story elements that brings us into the end of the season," he adds.

He also revealed on the vblog that "Sons of Anarchy" season 7 production will begin this week with the cast and crew ready for filming on Thursday or Friday. Lead star Charlie Hunnam was spotted recently sporting a younger look and without his usual biker look scruff as he shoots for the show's promo video.

Fresh from filming his recent movie with "Pacific Rim" director Guillermo, "Crimson Peak," Hunnam is donning his leather vest as he returns to Charming in SOA season 7. Grieving for his wife Tara from "Sons of Anarchy" "A Mother's Work" finale, the Hollywood hunk will have to face one of the toughest season of the show as he look for the person responsible for his wife's brutal death.

Other spoilers for season 7 includes casting a major role but Sutter did not disclosed the name of the actor and the role he or she is playing. So fans have to show have to wait for the official announcement of the network for the new addition as production begins by the end of the month.

"Sons of Anarchy" Season 7 returns to FX in September.