If you can only keep 25 songs

[UncleRemus]

I think going with long songs here is definitely a move you would thank yourself for later in life...

1. Yes - Ritual
2. Yes - Close to the Edge
3. Yes - The Gates of Delirium
4. Genesis - Supper's Ready
5. Genesis - Firth of Fifth
6. Emerson, Lake, & Palmer - Tarkus
7. Emerson, Lake, & Palmer - Karn Evil 9
8. Rush - Overture 2112
9. Rush - Cygnus X-1 Book II
10. Fates Warning - A Pleasant Shade of Grey
11. Dream Theater - A Change of Seasons
12. Dream Theater - Metropolis pt. 1
13. Spock's Beard - The Great Nothing
14. Spock's Beard - The Light
15. The Flower Kings - The Truth Will Set You Free
16. The Flower Kings - Stardust We Are
17. Transatlantic - All of the Above
18. Transatlantic - Duel with the Devil
19. Liquid Tension Experiment - When the Water Breaks
20. Porcupine Tree - Voyage 34
21. Frank Zappa - Don't Eat Yellow Snow
22. Mike Oldfield - Tubular Bells
23. Pain of Salvation - The Perfect Element
24. Echolyn - Mei
25. Pink Floyd - Shine On You Crazy Diamond

I'd get 12+ hours outta that...