[He gave a brief snort of laughter.]

Yeah, probably. Gotten used to all you assholes and your shit.

[Joker got a look like he'd had a sudden realization; he turned to look at Garrus, regarding him with something like suspicion.]

...Wait a minute. When did you guys stop being those jerks I work with and start being my friends?

[He said 'friends' with about the same tone as someone else might have said 'mother-in-law'.]