Mixing Colored Gels with Photoshop's Photo Filters - Part 3

Next we will change the gel on the flash behind Tiffany to red:

The retouched image of Tiffany.

The retouched image of Tiffany.

For this experiment, a Deep Blue Photo Filter was added:

The result is a lavender hue.

The result is a lavender hue.

Lastly, here is the semi-black and white version, with the black and white layer set at 70% opacity:

The semi-black and white version.

The semi-black and white version.

What I find interesting about this version is that Tiffany's skin has nearly returned to black and white.