1. A leggy ostrich.
2. Joe the nudist.
3. Rhino Rory.
4. The TARDIS.
Tardis! #LondonMarathon
5. A casual dinosaur.
6. A barefoot Jesus.
Now I've seen it all. #Jesus @LondonMarathon @PSPASSOCIATION
7. A telephone box and a whoopie cushion.
A man dressed as a red London telephone box sails past the Cutty Sark #LondonMarathon
8. Humphrey the camel.
9. A bottle of London Pride
.@bazamin @LondonPrideZA Basil getting ready for the @LondonMarathon #extramile
10. A friendly telephone.
11. The Mona Lisa.
12. A cheerful ear and a nose.
13. Aladdin himself.
14. Elethon Man.
All set and raring to go! @ElethonMan @DSWT
15. Big Pink Dress man.
16. A presumably sweaty dog.
My fave marathon costume so far - slightly ahead of Mr. Testicles #LondonMarathon
17. And a happy, hairy testicle.
@jack_woodward92 the chap is running in this outrageous outfit
Run on, you happy nutsack.
Testicle #londonmarathon