naynay556 said:
Why is he blush​ing?

Thats not a blush, its a worried/embarrassed expression. Type 'anime worried face' into google images and you'd get plenty of examples.

Great laugh though I bet this scene could easily work even without the trolling due to social embarrassment.
The guys just walked in all pissed off lost in his own angry thoughts lashing out whilst thinking "This asshole isn't even moving to give me space." Only to realise that he's the asshole for barging past a blind person.

Huh. This may not be news to anyone but she seems to be Somalian. Idk if it stated on this site for her but if a quick Google translate of her greeting is anything to go by.

That horrid fate is getting beat to death with a probing cane.

https://www.youtube.com/watch?v=tYjig6EoCMI