Music to audition tube peramps with?


I am about to try a few tube preamps in my system. I know they will probably all have a 3D soundstage and sweeter mids so what music do I use to test them so that I can evaluate them better sonically?

Thanks and Happy Listening.
bigkidz
For LPs, I use:
1. Tchaikovsky 1812 (Telarc 10041)
2. Pachelbel: Kanon (Telarc 10080)
3. River of Sorrow (First Impression 002)
4. Bizet, Carmen (RCA Victor Red Seal 2449)
5. Saint-Saen "Organ" Symphony, No. 3 in C Minor. Op. 78 (Klavier Analog 526)
6. Jennifer Warnes, Blue Raincoat, Hunter, etc

For CD/SACD, I use:
1. Telarc Surround Sounds (excellent selections) 80447
2. Audio System Test by RCA Victor Red Seal.
3. Sony Music SACD Sampler (good selections)
4. Best of Chesky Classics and Jazz and Audiophile Test Disc Volume 3
5. Chesky 10th Anniversary Special Edition, Jazz and world music celebration
6. Super Audio CD Multichannel Reference CD
7. Bach Organ Blaster (Telarc)
8. Tchaikovsky 1812 (London)
9. Ein Straussfest (Telarc)

Good luck!