Twitter's @dailyshowtune got a website do-over and wonders if someone can recognize all the shows in the banner:
From right to left then down:
1. Avenue Q
2. Hello Dolly
3. Cats
4. Annie.
5. Phantom
6. chorus line
7. hair
8. billie elliott
9. wicked
10. west side story.
11. sweeney todd
12.Les Miz
Thirteen is bad luck.
14. into the woods
15. lion king
16. music man
17. dream girls
18. little shop of horrors
19. Cabaret