sentences:  Other Capitol Hill performances were the National Memorial Day Concerts in Washington D.C. in 2002 and 2006 with conductor Erich Kunzel, and the "Celebration of Freedom" concert in January, 2005, honoring Bush's second inauguration as President.He performed at the 2011 National Memorial Day Concert in Washington DC under direction of Jack Everly.He also appeared at the 2004 Republican National Convention in New York City's Madison Square Garden where he performed "Amazing Grace.