The 7 Nerdiest Dog Costumes From Sci-Fi London

I didn't know that Elvis Presley was a sci-fi character, but it all makes sense now.

7. Marilyn Monroe

Jordan Mansfield / Getty Images

Jordan Mansfield / Getty Images

6. Elvis Presley

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Jordan Mansfield / Getty Images

5. Superman

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Jordan Mansfield / Getty Images

4. Darth Vader from Star Wars

Jordan Mansfield / Getty Images

Jordan Mansfield / Getty Images

3. Leeloo from The Fifth Element

Jordan Mansfield / Getty Images

Jordan Mansfield / Getty Images

2. K-9 from Doctor Who

Jordan Mansfield / Getty Images

Jordan Mansfield / Getty Images

1. Princess Leia from Star Wars

Jordan Mansfield / Getty Images

Jordan Mansfield / Getty Images