Here's a look at the West Wing star's love life, and the spot-on things ... having kids than have kids and regret that." Allison Janney with Anna Faris, who played her daughter on the sitcom ...

ET was exclusively on the set of 'Mom' with Janney and Faris. Take at peek at the film's wonderfully macabre first trailer! Check out all the best styles and boldest looks from this year's star ...