Michael Lohan is reacting to photos of his daughter Lindsay  looking out of it during an appearance in Brazil.

In an open letter to her booker Mike Heller -- son of her attorney, Mark Heller -- Michael wrote:

"I am telling you now if you are with Lindsay in Rio or you booked it, and anything happens to my daughter, I am holding you personally responsible . Judging from what has happened to in the past, and the way she looks down ther