And they're not the only ones...

Celebrities including Jarvis Cocker, Nick Cave, Goldfrapp and Ricky Gervais have all donated signed underwear for a charity auction.

The bizarre eBay event that launched this week sees 37 stars sell off some of their favourite smalls in aid of NNLSDropin, a charity in support of destitute asylum seekers.

The pants have all been customised by the stars in question and can be bid on at eBay.co.uk now.

The full list of stars selling their underwear is:

Alex Kingston
Aline Crumb
Alison Goldfrapp
Anthea Turner
Cath Kidston
Constance Briscoe
Daniel Day Lewis
David Morrissey
Emma Thompson
Fay Ripley
Fergie
Helen Mirren
Ian Hislop
Jah Wobble
Jarvis Cocker
John Hegley
Jordan
Kirsty Young
Marc Quinn
Nick Cave
Nick Hornby
Ray Winstone
Ricky Gervais
Robert Crumb
Sacha Baron Cohen
Sheila Hancock
Steve Bell
Theo Walcott
Tilda Swinton
Tim Brabants
Tom Chambers
Tracy Moberley
Mark Thomas
Benjamin Zephaniah
Joanna Lumley
Sandi Toksvig
Sue Perkins

For more on the auction head to , and find out more about the auction on Rickygervais.com.