How do take one persons head and put it on a diffrent body?

Question

my hubby and i want to create photos for my parents as a joke they already know it i want to take their heads and put them on diffrent bodies but i want to do it so it looks like their actual bodies i see lots of fake photos out there and want to know how it is done pleas and thank you

Answer 1

With a saw....oh...and some crazy-glue...

Answer 2

My boss uses a program called Photoshop to cut and past the images on top of one another.  It requires quite a lot of skill though.