Speaking in the House of Commons, Home Secretary Theresa May said: "Could I also extend my sympathies to the family of the 13-year-old girl who died following a traffic accident involving a police patrol car on Sunday night.
"This matter is being investigated by the Independent Police Complaints Commission."
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The actress and The Only Way Is Essex star Mark Wright will become husband and wife over the Bank Holiday weekend.
The annual event has earned a place in the record books ahead of the grand final of the 60th anniversary show in Austria this evening.
Local authorities said the move is necessary to "avert the growing number of deaths and increasing harm linked to psychoactive substances".