INFINITE's Sungyeol is celebrating his 22nd birthday (Korean age)!

To celebrate the occasion, maknae Sungjong was the first member to wish Sungyeol a happy birthday via twitter as he left an aegyo-filled message that read, "To our strong Sungyeol hyung~! Happy birthday! >< Enjoy your birthday to the fullest~! ^^."

Fans and netizens flooded the Twitter timeline with birthday tweets to Sungyeol like, "Happy birthday Sungyeol!", "Happy birthday! You are a true inspiration", "I hope you have a wonderful birthday", "Eat a lot of delicious food!", and more.

Happy birthday, Sungyeol!

Source: Sungjong's Twitter