Irish tenor Ronan Tynan is take part in the funeral ceremony of former US president Ronald Reagan in Washington on Friday.
He joins President George W Bush, who will deliver a eulogy as will former British prime minister Baroness Thatcher and former Canadian prime minister Mr Brian Mulroney.
Readings will be done by US Supreme Court Justice Sandra Day O'Connor and Rabbi Harold Kushner.
The service will be celebrated by the Rev John Danforth.