miss A's Jia celebrates birthday with Fei, Amber, Zhoumi & Tasty

f(x)'s Amber updated her Twitter with a new photo.

She wished Jia Happy Birthday and reveald the photo shown above. Jia is seen posing happily with her best friends including Fei, Amber, SJM's Zhoumi and Tasty.

Fans commented,"Happy Birthday queen Jia","idols party" and etc.