From:


1. Crop the picture you want to use 100x100
2. Duplicate your layer, Set it to screen at 100%
3. Make a new adjustment layer for selective coloring.
Red:
+18
-30
+17
+100
Yellow
+20
+53
-1
-7
Neturals
+100
+11
+27
-3
04. Make a new layer.
05. Use a brush on it. Here are some of the set that i used:


C R E D I T S
CREDIT 1
CREDIT 2.
CREDIT 3.