I've been a professional shooter for 23 years so the shoe or the girl's face I can understand because in advertising we get product or people that need retouching and even building a photo like the horses in front of the meadow, sometimes you just can't find what you want for a shot. But the one that gets me is
http://homepage.mac.com/gapodaca/digital/tv/index.html
the one of the digital TV. Was the photographer too lazy to hang the pictures on the wall and move in the furniture? When you look at the history they had to shoot the table and chairs and the other furnishings.
After all my years in this business the biggest turnoff is when an Art Director says "Don't worry about it, we'll fix it in Photoshop".