What would you do if you heard that you that you could win a guitar signed by 5 Seconds of Summer? We'd probably freak out, and you should, too -- because we've got an autographed guitar from the guys, and it could be yours!

OK, deep breaths, 5SOS Fam. Here's what you need to know: PopCrush is giving this amazing guitar to one lucky fan. Whether you want to jam with the guitar or cradle it gently while sobbing to 'Amnesia,' this is one incredible prize. There's tons of ways to enter the contest, so be sure to read the complete instructions!

To win a guitar signed by 5 Seconds of Summer, enter via the contest widget above. You’ll earn extra entries by signing up for the PopCrush and 5 Seconds of Summer newsletters, following PopCrush and 5 Seconds of Summer on Twitter, subscribing to the PopCrush YouTube channel, watching our YouTube videos to answer trivia questions and more. The contest ends on Monday, Oct. 13, at 11:59PM ET. Read PopCrush’s official contest rules here.

Good luck!

If you don't already have 5 Seconds of Summers' album, you can download it on iTunes here, or buy a physical copy here. There's also a version of the album with trading cards available at Target. And for more info on the band, be sure to visit their official website!