1. A rather patriotic pooch
2. The only manspreader we'll allow
3. "What do you mean, 'held'?"
4. Heatwave vibes.
5. A dog with a job to get to
6. This pooch is ready for his close-up
7. Hair of the dog?
8. One proud pup
9. Keep your belongings with you at all times
10. Talk about step-free access
11. Whippet real good (yes, we know, this is the Overground)
12. Now here's a pooch who appreciates London's rail infrastructure
13. This one? Not so much
14. A total sausage fest
15. Staying behind that yellow line
16. That feeling when you get a whole carriage to yourself
17. Just a good boy making sure you mind the gap
18. Rush hour just got a whole lot cuter
19. A pretty terrific terrier
20. "What is this, a tube map for ants?"