Bruch: Jubilate, Amen op.3. Sung by Cheryl Studer with the London Symphony Orchestra and the Ambrosian Singers.

https://youtu.be/9mnoAiG3uUg

Franz Liszt - Transcendental Etude No. 5 (Feux Follets)

Played by Evgeny Kissin

https://www.youtube.com/watch?v=LsggmCF1Cys

Paganini - Etude No. 3 (La Campanella)

Arranged by Franz Liszt

Played by Evgeny Kissin

https://www.youtube.com/watch?v=naaebgU0rLo

Olivier Messiaen - Le Merle Noir

Flute: Kenneth Smith

Piano: Matthew Schellhorn

https://www.youtube.com/watch?v=IhEHsGrRfyY

Saint-Saëns: Piano Concerto No. 2 in G minor, Op.22. Played by Bertrand Chamayou, with Orchestre National de France, cond. Krivine.

https://youtube.com/playlist?list=PLOLbLjxOu7tafrhsUnh-c7voLKHSKetOK

This is extremely fine playing. There isn't a subtlety overlooked.

Handel: Where'er you walk (from Semele). Sung by John Mark Ainsley.

https://youtu.be/BYOZnwQQV18

Charpentier: Depuis le jour (from Louise). Sung by Mirella Freni.

https://youtu.be/BowtHopXu4w

(My favourite recording of this aria.)

For a 9-year old she was pretty good. 

(The singing starts at about 2:40.)

https://www.youtube.com/watch?v=UEMR3A4WLC8