They will play as delegates arrive, with traditional music to welcome everyone to the inaugural platform.
Joe Biden’s swearing-in ceremony will begin at noon, delivered by Leo J O’Donovan, SJ, former president of Georgetown University.
Vice President-Elect Kamala Harris will follow, and Mr Biden will deliver his inaugural address afterwards.
Both the new President and his Vice will participate in the Pass in Review, a military parade on the East Front of the US Capitol.