Get Involved Membership events Commonwealth Day Service Join the Royal Family in Westminster Abbey on Commonwealth Day 2020 for the annual multi-faith service. This year's theme is 'Delivering a Common Future'. The service will be marked by performances from West-End star Alexandra Burke and multi-award winning singer-songwriter, Craig David. The Commonwealth Day speech will be delivered by boxing champion Anthony Joshua. Cost: FREE Unfortunately, this event has now passed but in case you have any queries about this or future events, you may contact our Membership & Admin Officer, Ms. Vincy Davis, at [email protected]. Booking for this event has now closed.