With Made In Chelsea's Ashley James as the most recent victim.
So to make sure we all keep our tans looking tip top, and also to have a bit of a laugh, we've rounded up the best lessons we've learnt from observing celebrity self-tan disasters...
Limbs must match
If your legs and arms are seriously different shades, your tan is going to look weird.
Clothes must not
When your citrus coloured skirt matches your skin, you may have gone too far.
Careful of sleeping before it's dry
Ashley James learnt this the hard way...
Be aware of your surroundings
Remember, you will have to stand next to other people.
Matching your boyfriend is a no
Matching his and hers tans might be the worst PDA ever.
More than the face
If you're enhancing a natural tan, don't just focus on your face.
The Amy Childs approach to tans
Offering to help others with their tan when you look like a walking carrot will always be scary.
What do you think? Taking down any of these tanning tips?
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