Regular Show Painting is an online game at 43g.Com. You can play Regular Show Painting in your browser for free.Pick up your painting palette and markers and try some coloring. This color game for preschool and kindergarten helps young kids learn how to sort orange, blue, red, green and yellow objects. Coloring game with Rigby and Mordecai from Regular Show with all the colors of the rainbow. Use your brush to paint the pictures just how you like.