Some people will go to extraordinary lengths to declare their love. Picture: Geograph

Like Beyonce sings "if you liked it, then you should have put a ring on it". But what if you've set up the biggest marriage proposal only for it to end in an epic fail?

You've got the ring and you know exactly how you're going to pop the question. You're so confident that she'll say yes that you've even invited her close friends and family along for the ride. And then she hesitates before breaking your heart in two.

Social media has made it easier for us to declare our love for that special someone, with some of us recording a blow-by-blow account of what went down. But unfortunately there have been moments that ended not so happily.

And thanks to digital platforms like YouTube and Twitter, we now have a front seat view to marriage proposal fails.

So if you're planning on popping the question soon, here's what you shouldn't do: