Oddities from old times. Did you know that John Lennon’s toilet was auctioned for € 12,000? The auction house Catawiki auctioned off a condom that was around 200 years old for 600 euros. Lady Gaga’s artificial fingernail, which she had lost at one of her concerts, was auctioned for almost 10,000 euros. Perhaps you too have curiosities and would like to know the estimated value of our visitors.