Question: What was the song that the Irish tenor, also a Papal Count, recorded with Anton Strelezki?

Context articles: On the 5:15
Colm Keegan
Hear My Song
Frank Patterson
Barton McGuckin
John McCormack (tenor)
Anton Strelezki
Peter, 5th Count de Salis-Soglio
Martin Crosbie
A Little Bit of Irish (soundtrack)

"On the 5:15" is a song written in 1915 and recorded by Billy Murray, along with the American Quartet, which featured a bass counterpoint to Murray's Irish tenor voice, probably William F. Hooley.
Colm Keegan (born 2 August 1989) is a singer, songwriter and teacher from Dublin, Ireland.
 He is currently a principal singer with Irish music group, Celtic Thunder, and has previously performed with the likes of Celtic Woman, The Priests, and Irish tenor Peter Corry.
 He released his first solo album "I'll Never Be Alone" in the fall of 2016.
Hear My Song is a 1991 drama film, written by the actors Peter Chelsom (who directed) and Adrian Dunbar (who plays the lead), based on the story of Irish tenor Josef Locke.
 It was nominated for Best Original Screenplay at the 1993 BAFTA awards.
Frank Patterson (5 October 1938 – 10 June 2000) was an internationally renowned Irish tenor following in the tradition of singers such as Count John McCormack and Josef Locke.
 He was known as ""Ireland's Golden Tenor"".
Barton McGuckin (28 July 1852 – 17 April 1913) was an Irish tenor singer of renown, who made his career principally in Britain with the Carl Rosa Opera Company, but also gained a wide success in oratorio and concert.
 He is regarded as the model for Bartell D'Arcy in James Joyce's story The Dead.
John Francis, Count McCormack , KSG, KSS, KHS (14 June 188416 September 1945) was an Irish tenor, celebrated for his performances of the operatic and popular song repertoires, and renowned for his diction and breath control.
 He was also a Papal Count.
 He became a naturalised American citizen before returning to live in Ireland.
Anton Strelezki (Croydon 1859 -1907) was an English composer.
 He studied in Germany with Clara Schumann but settled in London.
 His songs and piano pieces were popular before World War I.
 His song "Dreams" was recorded by John McCormack.
Peter John Fane de Salis, (5th) Count de Salis-Soglio, Count of the Holy Roman Empire, DL, JP, G.C.J.J., K.R.E. (26 February 1799 – 24 December 1870) was a mercenary soldier and landowner in Middlesex and the Irish counties Limerick and Armagh.
 He was Bailiff of the English Venerable Order of Saint John of Jerusalem and Grand Prior of the Irish one.
 He was also an hereditary Knight of the Golden Spur/Eques Auratus and Papal Count Palatine of the Lateran.
Martin Crosbie (1911 - 10 February 1982) was an Irish tenor and older brother to Paddy Crosbie of "The School Around the Corner".
 Martin, who was affectionately known as "The Miller's daughter", a song he made his own, started in show business in his early 1930s.
A Little Bit of Irish (soundtrack) has some of the songs from the TV special of the same name starring Bing Crosby which was shown on network television in the USA and the UK on St. Patrick's Day in 1967.
 The CD was originally issued in short form by Atlantic Records and an expanded version was issued by Golden Olden Records in 1993.
 Songs by the Irish-born composer Victor Herbert were added to the expanded CD, as was a segment featuring Irish tenor John McCormack together with other Irish-themed songs by Crosby from his various radio series.