I've been learning lots in my photoshop class I'm taking for school, and here is an image I've been thinking about creating, and now I know how.

Vignetting added in PS, along with combining the 2 images
http://scottmosherphotography.com/webimages/2007-09-23-067.jpg

The kid is too similar in each image. It would be better if one was an action shot and he didn't have the same expression on his face. The B&W paired with color works fairly well-perhaps if an action shot was B&W and the portrait was color.......