The One Show13/12/2022BBC One Duration: 30 minutesFirst broadcast: Tue 13th Dec 2022, 19:00 on BBC One LondonLatest broadcast: Tue 13th Dec 2022, 19:00 on BBC One South HDAlex Jones and Roman Kemp are joined by Alison Hammond and Mary McCartney, and Matt Allwright looks at the safety of smart motorways.ContributorsPresenter:Alex JonesPresenter:Roman KempInterviewed Guest:Alison HammondInterviewed Guest:Mary McCartneyParticipant:Matt AllwrightEditor:Rob UnsworthGenresFactualArts, Culture & the MediaEntertainmentBrandThe One Show Source: BBC Online