Pixie Geldof is tripping up

Pixie Geldof flashes her knickers to all and sundry during a particularly heavy night out. The 18-year-old was very unsteady on her feet as she went on a huge session with pals Alexa Chung, Alexa's Arctic Monkey boyfriend Alex Turner and designer Henry Holland.

Killer heels: maybe this is why Pixie had trouble keeping on her feet

Pixie is usually relatively stylish, and has recently been quite well behaved, so she must have been on a mission last night.

A bit Pixed: Henry Holland helps Pixie Geldof to her feet last night after they visited several bars. Pixie ended up in a right state, showing off a bit more than she wanted to

The gang began their night at the Glamour Women Of The Year Awards, before heading to the Lucky Voice karaoke bar in Soho. Their visit to the next destination, Bungalow 8 in Covent Garden, was hampered slightly when the area was struck by a power cut. But by that time, though, it looked it was well and truly lights out for Pixie.