Happy 20th birthday to BTS's Rap Monster!  Say farewell to your teen years as you continue to grow into a mature and manly man.

Members showed their affections as they wished him happy birthday via Twitter, also taking pictures of them attempting to kiss him.

They wrote, "Multiple kisses!!!  Happy birthday, Rap Monster.  This kiss is not filled with my sincerity....kyakyakya," "Multiple kisses!!!  Our leader works so hard TT I had a hard time, too, trying to kiss you from behind haha I love you," and, "Multiple kisses!!!! kekeke I sincerely wish you a happy birthday~  To our Moni hyung who always endures hardships, excitedly enjoy today kekekeke you didn't know we took the picture with me behind you like this, right? keke," and more with Kakao messages.

SEE ALSO: ARMY express excitement as all BTS members return in just two more months

He is also trending worldwide with "#BTSRapMonDay."  Wish him happy birthday!

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