Why is Madonna disputing the auction of these items?

The lot includes a used hairbrush

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Madonna is fighting back after an ex-boyfriend is putting her satin underwear up for auction.

The singer is seeking to stop the sale, citing DNA as a reason why.

See also: Walt Disney's hand-drawn map of Disneyland to be auctioned

See also: George Michael's iconic clothes set to cause auction frenzy

The auction house is also trying to sell several of Madonna's other personal items, including a used hair brush with strands of her hair still in it.

The belongings were given to the auction house by Darlene Lutz, who was once close with the star.

10 incredible auctions

10 incredible auctions