here is the translation what they had written

LOL @Yesung: How are you doing?I am doing okay

Ryeowook: Fun! Fun! I want to meet (you guys).

Sungmin: Always be beside (you). See you later.

Kyuhyun: (I) want to go meet everyone quickly. Right now i will go meet.

Siwon: I had fun in the performance.

Shindong: I had fun meeting everyone.

Hangeng: I am always really thankful.

Kibum: This time it is regretful. I want to meet you (guys)

I dont understand the rest and/or cant read their handwriting. I really can't read their handwriting anymore.. my sister was very confused too..
src:sp