sound scenes. Fridays colour is orange. The ten "real scenes" are: Antrag (Proposal) Kinder-Orchester (Children's Orchestra) Kinder-Chor (Children's Choir) Kinder-Tutti (Children's Tutti) Zustimmung (Consent) Fall Kinder-Krieg (Children's War) Reue (Repentance) Elufa Chor-Spirale (Choir Spiral) Saturday (1981–1983) Samstag is an opera for 13 solo performers (one voice, ten instrumentalists, and two dancers) plus a symphonic band (or symphony orchestra), ballet or mimes, and male choir with organ. It was composed between 1981 and 1983. Saturday is Lucifer's day; its exoteric colour is black. The opera opens with the Samstags Gruß for four spatially separated brass ensembles with percussion, which is followed by four scenes: Samstags-Gruß (Saturday's Greeting) Scene 1: Luzifers Traum (Lucifer's Dream) (Klavierstück XIII), for bass voice and piano Scene 2: Kathinkas Gesang als Luzifers Requiem (Kathinka's Chant as Lucifer's Requiem), for flute and six percussionists Scene 3: Luzifers Tanz (Lucifer's Dance), for symphony band (or orchestra), bass voice, solo piccolo, solo piccolo trumpet, solo dancer, stilt-dancer, and dancer-mimes Linker Augenbrauentanz (Left-Eyebrow Dance) Rechter Augenbrauentanz (Right-Eyebrow Dance) Linker Augentanz (Left-Eye Dance) Rechter Augentanz (Right-Eye Dance) Linker Backentanz (Left-Cheek Dance) Rechter Backentanz (Right-Cheek Dance) Nasenflügeltanz (Wing-of-the-Nose Dance) Oberlippentanz (Upper-Lip Dance) Protest Zungenspitzentanz (Tip-of-the-Tongue Dance) Kinntanz (Chin Dance) Scene 4: Luzifers Abschied (Lucifer's Farewell), for male choir, seven trombones, and organ 256 photos from Samstag aus Licht, Google Arts & Culture Sunday (1998–2003) Sonntag, written between 1998 and 2003, is centered on the mystical union of Eve and Michael, from which the new life of Monday is produced. It is an opera with five scenes and a farewell. The absence of Lucifer from scene 1 is explained by Stockhausen's description of an accessory scene, called Luziferium, intended to be performed simultaneously with Sonntag, but in a different place, symbolizing the imprisonment of Lucifer, away from Eve and Michael; Luziferium was sketched but never written. Scene 4 expands on the multimedia nature of opera—with its music, dance, action and scenery—by involving another human sense: fragrances are released toward the audience. Scene 5 is actually two scenes in one, and consists of two parts: Hoch-Zeiten for five choirs and Hoch-Zeiten for five orchestral groups. (These components are performed simultaneously in two separate auditoriums. At various points acoustical "windows" are opened, through which the music from the other auditorium is "piped in" through loudspeakers. The scene is performed twice. After the interval, either the choir and orchestra change halls, or the divided audience does, in