There are tons of ways couples can make weddings unique and personal, like cranking out a 'Gangnam Style' dance or perhaps setting the record for the world's longest dress train. And then there are personal touch routes that are just plain awesome, AKA the coolest wedding themes ever.

Maybe a bride and groom have an undying love for 'Shrek' or they're total Trekkies at heart, so obviously the best way to express these passions on such an important day is by going all out. We're talking ogre costumes, Darth Vader masks and so much more. Check out the awesomeness below.

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