? ? ?

To re-direct the cameramen?

because she's irritating like that.

You sure she's not doing one of these?

The face she makes as she points is annoying, lol.

Why does she point?

Probably to give people something else to hold against her

So he knows it's his turn....

Yes I think this is the right answer!! Tess does seem a bit limited and probably needs a few lines added to her 'script' and movements repertoire