oh my god~~~

14 DEC = End of SPM
              = Our Class Dinner!!!!!

o.0                    T_T

oh god... i totally dunno what can i wear..... or should i say what type of dress i should buy?
hoh............ hu can tell me....  what should i wear....
formal dress must be like those in tv ---丝绸还是纱的吗？！
i m really stupid a....................................................
any advice????
m(_ _)m