How can I refill the ink in my Bic pen?

I have a very special Bic pen that I don't want to throw away. It ran out of ink, and I'd like to refill it. How can I go about doing this? It is a Bic slim stix pen. Thanks.How can I refill the ink in my Bic pen?
You can just keep dipping it in a big puddle of ink like those people with feathers did back in the day.How can I refill the ink in my Bic pen?
you probably cant, i would think that ink is too viscous to easily refill.