Philip Glass

Nicholas Tamagna sings "Hymn to the Sun" from Akhnaten

Ligeti

 

LIGETI Mysteries of the Macabre

Igor Stravinsky

 

 

Rakes Progress

  

Rakes Progress

Gian Carlo Menotti

 

Lullaby from The Consul

To this we've come from The Consul.

 

Steal me Sweet Thief

Kurt Weill

Gisela May not only does it, she flaunts it. She can sustain it for an amazingly long time and makes it part of her interpretation of the song, especially in “Mackie Messer,” giving the whole thing a growling/purring tiger-like quality entirely compatible with her smoky voice.

Anything Audra McDonald does becomes the definitive version.  I wrote about this here.
Here is Nannas Lied.  No apostrophes in German.

Olivier Messiaen

 

 

Olivier Messiaen - Saint François d'Assise - A II S 6 

 

Dawn Upshaw. Messiaen.n°2

 

John Adams

 

Here is a personal favorite from Nixon in China (1987) "I am the wife of Mao Zedong."

Korngold

 

Samuel Barber