On 6 May 2012, Boe performed at the Kauffman Center in Kansas City, Missouri. On 4 June 2012, Boe performed at the Diamond Jubilee Concert for the Diamond Jubilee of Elizabeth II. He sang "'O sole mio" leading into Elvis Presley's "It's Now or Never". He also performed "Somewhere" from "West Side Story" with American soprano Renee Fleming on the balcony of Buckingham Palace. He appeared on "The One Show" on 30 August 2012. On 2 October 2012, Boe embarked on a major U.S./Canada concert tour starting in Dallas, Texas and ending in Toronto on 29 October.