Lindsay Lohan's design for Emanuel Ungaro(AP Photo)

We follow what celebs are wearing. So it's easy to understand why celebrity clothing lines can easily attract consumers. By designing their own fashion lines, stars bring their styles and attitudes closer to their fans.

But with Lindsay Lohan's disastrous debut as advisor for Emanuel Ungaro, we start to wonder how much a fashion label should be influenced by a celebrity, who often may not have any background in fashion design at all.

However, not all celebrities are terrible fashion designers. Some have style oozing out of their ears, while the rest, perhaps, should just stick to their full-time jobs and have the clothes made for them instead ...