Alex & Sierra fans, whatever it is that you're doing on Monday, Oct. 6, make sure you're free at 1:30PM ET -- because Alex & Sierra are taking over PopCrush's Twitter and are answering your questions at that time!

Here's how it works: Ask Alex & Sierra all of your burning questions by tweeting the @PopCrush Twitter handle with your question(s) and the hashtag #AlexSierraPopCrush. Remember, the 'Scarecrow' duo will be taking over our Twitter on Monday, Oct. 6, at 1:30PM ET, so make sure to save the date.

If you can't make it to Alex & Sierra's PopCrush Twitter takeover, no worries -- we'll be publishing a recap of all of the highlights soon after!

Be sure to tweet Alex & Sierra at the @PopCrush Twitter handle using the #AlexSierraPopCrush hashtag to ensure that the group sees your questions.

And don't forget to pick up Alex & Sierra's 'It's About Us' when it drops on Oct. 7! Plus, see if they're having an appearance near you next week by checking out the dates below:

10/5 - Orlando, Fla. - FYE (Altamonte Springs)
10/6 - Trumbull, Conn. - FYE (Westfield Trumbull)
10/7 - New York, N.Y. - Hard Rock (in-store performance)
10/8 - Long Island, N.Y. - FYE (Smith Haven)
10/11 - Los Angeles, Calif. - Barnes & Noble (The Grove)
10/13 - Columbus, Ohio - WVMX Anti Bullying Campaign
10/14 - Saginaw, Mich. - WGER Breast Cancer Awareness Radio Show
10/15 - Dayton, Ohio - WMMX Breast Cancer Awareness Radio Show
10/16 - Cincinnati, Ohio - WKRQ Breast Cancer Awareness Radio Show
10/17 - Louisville, Ky. - WXMA Breast Cancer Awareness Radio Show
10/19 - Ft Wayne, Ind. - WAJI Breast Cancer Awareness Radio Show
10/20 - Pittsburgh, Pa. - WBZZ Anti Bullying Campaign