What are You Wearing?

What are you wearing? What are you wearing?
What are you wearing today?
What are you wearing? What are you wearing?
What are you wearing today?
If you're wearing (color), stand up.
If you'er wearing (color), spin around.
If you're wearing (color), pat your head (or any other motion)
If you're wearing (color), sit down.
Sing it until everyone has had a chance to stand up

Version #1:
Tune: Mary Had a Little Lamb
(Name) has a (color) shirt on.
(Color) shirt on. (Color) shirt on.
(Name) has a (color) shirt on.
I see (him/her) here today.