Throughout that morning Kinkel repeatedly played a recording of "Liebestod", the final dramatic aria from Wagner's opera Tristan und Isolde, on the family's sound system.
The romantic background music in the original version of the sketch from the television series is "Charmaine" in the version of Mantovani & His Orchestra, while the film version uses the "Liebestod" from Richard Wagner's Tristan und Isolde.
#"Prelude and 'Liebestod' from Tristan and Isolde" (Richard Wagner) – 17:14