Whether you think they're super tacky or amazingly fun, there's no denying that geeky and themed wedding cakes are getting more popular than ever. I mean, why would you go for a boring, three-tiered, white wedding cake when you can have one of these instead?!

Back to the Future cake

Source: Eclectic wedding extravaganza

Lego and unicorn cake

Harajuku, Totoros and rainbow cake

Source: Unicorns and rainbows

Angry Birds cake pops

Source: Angry Birds styled shoot

Lord of the Rings Legolas cake

Cake by Tattooed Bakers via Instagram

Harry Potter Quidditch Cake

Source: Retro and geeky Brighton wedding

Zombie cake

Source: Pink hair, pink dress & a zombie wedding cake

Klingon cake

Source: Klingon and Star Trek Wedding

Alien and space cake

Source: Space themed wedding

PlayStation logo cake

Source: Tech and geek festival wedding

Why not cut your cake with a pixel sword?!

Source: Colourful gamer wedding

Lego castle cake

Source: Medieval castle wedding

Domo cake toppers

Source: Movie, CMYK & zombie wedding

Unicorn cake

Cake by Tattooed Bakers

Sega groom's cake

Source: Austin anime and robot wedding

Doctor Who Tardis cake

Source: Doctor Who zoo wedding

Super Mario cake

Source: Star Wars and video game wedding

Minecraft cake

Source: The Minecraft wedding

Yoshi cake

Source: Yoshi and Final Fantasy wedding

Lego battle cake

Source: Internet meme wedding

What kind of cake will you be cutting on your big day?