Here are a couple images that are very obviously photoshopped that have been out in the public to see. Not just every day models are photoshopped, but celebrities as well!

Sources:

https://www.google.com/search?q=photoshopped+images+before+and+after&source=lnms&tbm=isch&sa=X&ved=0ahUKEwi1_7zC6JHaAhVSmuAKHZESBjEQ_AUICigB&biw=1314&bih=656#imgrc=HSVPdrnHjDRmoM:

https://www.google.com/search?q=photoshopped+images+before+and+after&source=lnms&tbm=isch&sa=X&ved=0ahUKEwi1_7zC6JHaAhVSmuAKHZESBjEQ_AUICigB&biw=1314&bih=656#imgrc=-mD_TMuWcfW-TM: