Smokers, especially in pub gardens. Yea great, I'd love to sit out in the sun but not breath your cancer giving chemicals thanks.
Vapers, especially the ones who have it set to steam engine levels of chuff.
People live for football, its a game you watch, debating it like you have some kind of input on what "your" team should have done and what "we" did last night does my head in.
Middle lane hoggers, there are three lanes and you should probably be in the left one.
People who do 40 everywhere, in a 60, in a 30, everywhere.
People who moan about BMW drivers, yes, of course we all drive the same, we're not Audi drivers you know!
I could think of more