You've waited eight years to see Sarah Michelle Gellar back in prime time. On Tuesday, she returned in The CW's sudsy neo-noir thriller Ringer, about estranged twins on the run, separately, from unsavory types. We want to know what you thought — and what you think of every new series this season.Vote now! And don't forget to tell your friends and other fans to vote, too.Check back all fall to see what TVGuide.com users think of your favorite — and least favorite — new shows. And stay tuned to see the final rankings of the season's most liked and disliked debuts.Here's our handy calendar to help you keep track of when to vote.