WATCH: Hailo's 'heterophobic' taxi driver pranks passengers

Hailo Ireland have made no secret of their campaign for a Yes vote in Friday's marriage equality referendum.

As well as their rainbow car, the taxi company

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And now they've released this prank video of a 'heterophobic' taxi driver driving around Dublin and talking to fares about his distaste for straight couples with a hidden camera filming the whole thing.

The company says their aim for the video was "to show just how ridiculous discrimination is".

“Women are from Venus, men are from Mars. I mean, why would you get with someone from a different planet?”