Happy birthday to BTOB's Peniel (22) and MBLAQ's Mir�(24)!

In addition to the fact of sharing the same birthday, Peniel and Mir are also known for their adorable puppy-like charms as well as their quirky personalities.�

While Peniel turned 22 internationally, Mir has now turned 24 internationally. Fans of both idols are flooding Twitter with memories of both idols with the hashtag "#HappyPenielDay" and "#??????25"!

The official Twitter account for BTOB also celebrated Peniel's birthday with a sweet tweet, congratulating the idol on his birthday. They wrote, "Happy 23rd birthday to Chicago High School's handsome shoulder man Shin Dong Geun @PenielShin. If there is a reference point to being good in the world, then it would be #Peniel :) Happy Birthday! Angel Peniel"

Make sure you tweet happy birthday messages, too!

SEE ALSO: [PHOTOS] BTOB express enthusiasm about finally meeting fans through 'Our Dream' fan concert tour

#HappyPenielDay ?????? ???? ??? @PenielShin ??? ?? ??? ??? ?????