A very simple random table

A bit of prep for an adventure I'm working on. This is pretty basic, but should work out well with my players.

Why Am I In This Dungeon?

1. Recovering the lost pet of the Dowager Countess of Groanborough
2. Keeping an eye on another PC
3. Community Service by order of the Lord High Executioner
4. Dissatisfied in current line of work
5. Ancestral Quest
6. Looking for lost relative/loved one
7. Financial difficulties
8. Hunting for a relic by command of the Lord Mayor
9. In search of a legendary beast
10. Fame and Glory
11. Avenging dead relative
12. Ill-advised bet made whilst drunk
13. On the run from the law
14. Scientific research
15. Investigating at the behest of a foreign nation
16. Looking for rare ingredient
17. Tourist
18. Recovering your stolen property
19. Shadily paid to explore it by a man in a pub
20. Hopelessly lost