Special sauce recommendations!

1. Mostly Harmless by Douglas Adams
2. Dirk Gently's Holistic Detective Agency by Douglas Adams
3. The Salmon of Doubt: Hitchhiking the Galaxy One Last Time by Douglas Adams
4. The Long Dark Tea-Time of the Soul by Douglas Adams
5. The Dirk Gently Omnibus by Douglas Adams
6. The Deeper Meaning of Liff by Douglas Adams
7. The Restaurant at the End of the Universe by Douglas Adams
8. Life, the Universe and Everything by Douglas Adams
9. The Meaning of Liff by Douglas Adams
10. Last Chance to See... by Douglas Adams
11. So Long, and Thanks for All the Fish by Douglas Adams
12. Original Hitchhikers Radio Scripts by Douglas Adams
13. Douglas Adams's Starship Titanic by Terry Jones
14. Don't Panic: The Official Hitchhikers Guide to the Galaxy Companion by Neil Gaiman
15. Red Dwarf: Infinity Welcomes Careful Drivers by Grant Naylor
16. Last Human by Doug Naylor
17. Backwards by Rob Grant
18. Better Than Life by Grant Naylor
19. Red Dwarf Omnibus by Grant Naylor
20. The Colour of Magic by Terry Pratchett

Books with similar tags

1. The Hitchhiker’s Guide to the Galaxy by Douglas Adams
2. Mostly Harmless by Douglas Adams
3. The Restaurant at the End of the Universe by Douglas Adams
4. So Long, and Thanks for All the Fish by Douglas Adams
5. Don't Panic: The Official Hitchhikers Guide to the Galaxy Companion by Neil Gaiman
6. Douglas Adams's Starship Titanic by Terry Jones
7. Hal Spacejock: No Free Lunch by Simon Haynes
8. The Sparrow by Mary Doria Russell
9. To Say Nothing of the Dog; or, How We Found the Bishop's Bird Stump at Last by Connie Willis
10. 2010: Odyssey Two by Arthur C. Clarke
11. Bored of the Rings by Henry N. Beard
12. Our Dumb Century: The Onion Presents 100 Years of Headlines from America's Finest News Source by Scott Dikkers
13. 2061: Odyssey Three by Arthur C. Clarke
14. Trace Your Roots with DNA: Use Your DNA to Complete Your Family Tree by Megan Smolenyak
15. 2001: A Space Odyssey by Arthur C. Clarke

People with this book also have... (more obscure)

1. Last Human by Doug Naylor (expected 6, found 54)
2. Gridlock by Ben Elton (expected 4.7, found 40)
3. Backwards by Rob Grant (expected 5, found 41)
4. Stark by Ben Elton (expected 6.5, found 51)
5. Does Anything Eat Wasps?: And 101 Other Questions (New Scientist) by New Scientist (expected 6.6, found 45)
6. The Science of Discworld III: Darwin's Watch by Terry Pratchett (expected 7.4, found 50)
7. The Meaning of Liff by Douglas Adams (expected 8.5, found 57)
8. The Streets of Ankh-Morpork: Being a concise and possibly even accurate Mapp of the Great City of the Discworld by Terry Pratchett (expected 6.5, found 42)
9. The Science of Discworld II: The Globe by Terry Pratchett (expected 10, found 65)
10. The Deeper Meaning of Liff by Douglas Adams (expected 9.6, found 61)
11. Popcorn by Ben Elton (expected 7.2, found 44)
12. Better Than Life by Grant Naylor (expected 8.6, found 49)
13. Dead Air by Iain M. Banks (expected 10.6, found 56)
14. The Earthsea Quartet by Ursula K. Le Guin (expected 10.1, found 52)
15. The Neutronium Alchemist by Peter F. Hamilton (expected 9.6, found 47)