a requiem is not a happy tune.
Mike Shinoda sang "The Requiem" but using auto-tune and pitch.
I Whistle a Happy Tune was created in 1951.
Happy Days - 1974 Requiem for a Malph 5-12 was released on: USA: 6 December 1977
The hymn tune used in the "Lux Aeterna" movement of Duruflé's Requiem is the "In Paradisum" chant. This Gregorian chant is traditionally sung during the funeral liturgy as the deceased is led into paradise. Duruflé's setting beautifully incorporates this tune, blending it with rich harmonies to evoke a sense of peace and hope.
The Tune Weavers
a HAPPY song
Major is a cheerful happy tune, whereas, minor is a dark, mysterious tune.
happy time, humping, humming a tune out,
In Requiem was created in 2006.
Supposedly it's "Happy Birthday"
The children clapped enthusiastically to the rhythm of the happy tune.
Requiem for a Nun was created in 1951.