I changed sparkplugs last week as it wouldn't start for me, then it started and drove fine, last night I was driving along and it just died on me, any queries on what it could be? (a friend said my fuel line could be blocked?)

Perform tests in the link below:

https://www.askmehelpdesk.com/cars-trucks/faq-how-troubleshoot-repair-maintain-hondas-selected-other-vehicles-46563-2.html#post229012

Typically, on old Hondas, the ICM and coil need replacing:

https://www.askmehelpdesk.com/cars-trucks/faq-how-troubleshoot-repair-maintain-hondas-selected-other-vehicles-46563-4.html#post265896

ICMs and coils dying account for most "sudden deaths."