Billie Eilish admits to not knowing the price of a box of cereal

Billie Eilish (Ian West/PA)

Billie Eilish has admitted she does not know the price of many household items and thought a box of cereal cost $35 (€29).

The 19-year-old singer told Vanity Fair that during lockdown she had mistakenly ordered 70 small boxes of Froot Loops to her home.