Answer the question featured in the show correctly, and you could win a cash prize equivalent to the final selling price!
Question: The duo, famous for their comic operas, were Gilbert and who?
Answer: A (Sullivan)
Closing date for online entries is 22nd April 2010 at 5pm.
Online go to www.itv.com, and follow instructions; up to 5 entries per phone number. There is no charge for online entries.
The winner must be aged 18 years or over at the time of entry.