Not everyone opts for the traditional white dress, bouquet and vows on their special day.

Wedding ceremonies don’t have to be traditional — often they are a chance for a couple to express their personality and tastes.

One of the easiest and most fun ways to do this is to theme a wedding. But forget a complementary colour scheme or ‘vintage’ weddings — we’re talking themes that are out of this world weird and wonderful.

From video games to the zombie apocalypse, we’ve compiled 10 of the wackiest themed weddings. Click through the gallery to check them all out, and let us know which is your favourite!

Would you ever theme a wedding? Let us know in the comments!