A group of MPs have issued a warning to the public and private sector to protect the legacy of London 2012, from maintaining the volunteering spirit to ensuring that a £2bn Lottery donation is repaid.
The Public Accounts Committee said lessons can still be learned from the Games despite the country's "undoubted triumph" in hosting the Olympics and Paralympics.
The MPs said too few tickets were made available to the public for the box office Olympic events and described the pre-Games G4S security fiasco as a "sorry episode" and "notable blemish" on Britain's hosting duties.
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The plans had been in development since 2014, but would help underline Britain as a "global player" following the Brexit result.
The number of calls about children suffering or witnessing emotional abuse or physical violence in the home has surged in recent years.
The curtain will come down on the show for the final time at the Piccadilly Theatre in March next year, before embarking on a UK tour.