Open your image :
Select polygonal lasso tool. Set feather radius to 2 pixels and select the white part of the eyes. Press shift while selecting the second eye.
Press control+u to open Hue/Saturation dialog box. Select Yellows from the Edit drop down list. Move the saturation slider to the maximum (+100) as shown :
While, Hue/Saturation dialog box is still selected, select Master from the Edit drop down list. Increase the lightness to +30.
While selection is still active, press control+j to duplicate the layer.
Our final step is to change the duplicate layer's layer style from normal to Multiply. You now have firey eyes :)
More Tutorials: 
