Most people think celebrities have the best beauty tricks. But even celebrities don't always know what they are doing when it comes to beauty regimens.

Here are 5 stars from Bella Sugar with some unconventional beauty habits:

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  1. Keira Knightley- Keira has admitted to popping her pimples, which is a big beauty no-no.
  1. Demi Moore- Demi reportedly uses medical grade leeches in order to suck toxins out.
  1. Jessica Simpson- She doesn't brush her teeth every day.
  1. Gwyneth Paltrow- Gwyneth colon cleanses and does cupping. Cupping "uses headed glass cups to suction skin." This supposedly removes toxins and promotes the flow of energy.
  1. Lady Gaga- She admitted to sleeping in her makeup. She has also bleached her hair so much that it is falling out.

What other celebs have horrible taste in beauty?

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