ARMYs are banding together once again to celebrate BTS' 4th anniversary!

Currently, numerous fans around the globe are tweeting #ARMYSelcaDay with photos of themselves featuring their favorite BTS members striking dynamic poses, and also sharing posts with the hashtag #4yearswithBTS to congratulate BTS on their 4th-anniversary. With the power of ARMYs, the hashtags have quickly become a worldwide trend on Twitter. 

Congratulations BTS!

What are some of your memorable moments with the idol group?