Scream 2 killer Mickey held up his end of the bargain ... Following in Sidney Prescott's footsteps, Scream 6's final girl Sam puts on the Ghostface costume in the final act to take down Bailey.

It happened Friday, May 27, and involved the white mask and black robe worn by “Ghostface” in the ... on to his school bus wearing a full ‘Scream’ costume this morning.