Too much heel perhaps. A model takes a tumble during the Herve Leger Autumn Winter New York show.
Even the best make mistakes. Here's Agyness Deyn at the Fashion For Haiti show in 2010.
If they can do it in New York at Herve Leger, they can do it in Milan at Prada ready to wear.
What happens in Italy often gets copied in China. This model takes the plunge at the AsahiKASEI show at China Fashion Week.
So that's what laces are for. Despite her massive salary, this model has forgotten how her feet work at L'Oreal New Zealand Fashion Week.
Whereas this poor girl can barely make it through the door at Betty Jackson's Spring Summer collection.
This quick thinking model quickly throws off her Eley Kishimoto shoes to spare herself any further embarrassment.
Heels can be tricky. This model does well when her heels buckle at the Iceberg Ready To Wear show at Milan Fashion Week.
Sometimes a girl just needs a helping hand. A model is helped down the runway at Dior Cruise Collection in New York.
While this model Elise Crombez can find no such help at Proenza Schouler's Spring fashion show.
If it's not the heels it is the gown. This model helps out at Fashion Relief for Japan in 2011, but who's helping her.
When Karen Elson fell at a Zac Posen show, it was none other than P Diddy who got on the catwalk to offer some assistance.
It's not just the adults either. This child model takes a tumble on the ramp at the Lakme Indian Fashion Week in 2008.
Some days modeling can be a bum job. This model looks less than elegant at the Vivienne Westwood Retrospective.
They are beautiful, earn loads of money and spend their spare time on yachts with handsome men. Does that mean we mortals can't poke fun at them from time to time. Clearly proving the existence of a god, here's our gallery of when models fall over.
Video: Funniest catwalk falls ever
Irish Independent