Among the items now being auctioned are the Holy Grail, which has adorned the front of the Palace since the show opened; the killer rabbit; a Knight of Ni and French Taunter costume; a 13 meter by 9.5 meter painted back cloth featuring the words "Piss Off"; and La Vache (aka The Cow) presented in a specially constructed tank.

Each lot comes with a pair of tickets to the final 8 PM performance of Spamalot on Jan. 3, 2009, at the Palace Theatre.

The Spamalot auction runs through Dec. 30.

The London production of Spamalot currently stars Sanjeev Bhaskar as King Arthur, Nina Söderquist as The Lady of the Lake with Gerard Carey as Prince Herbert, Ross Dawes as Sir Robin, Jake Nightingale as Sir Lancelot, Andrew Spillett as Patsy, Adam Stafford as Sir Bedevere and Michael Xavier as Sir Dennis Galahad.

For tickets contact the box office at 0870 890 0142 or visit www.montypythonsspamalot.com.