110317 Jaejoong's Twitter Update

(9:01pm KST) Jaejoong
연습열심히하자! 
Let's practice diligently!

(9:15pm KST) Gun Young to Jaejoong
아자뵹아자뵹

(9:19pm KST) Jaejoong to Gun Young
우리곤용이횽
our Gun Young hyung

source: @mjjeje, @zerotic0124