ListBox Items already Sorted to GridView

Hi,

Is it possible to have 2 ListBox then when a Button is Click the Items is Sorted already to GridView accordingly. btw I have done a sort button but for LB1 only. and LB2 only.

LB1       LB2          GridView

1           A                1 A

3           B                2 C

2           C                3 B

4           D                4 D