
And no, the IRONY is not lost on me.
The Big Bang Theory Season 10, Episode 22

Sheldon, do you understand the IRONY...
The Big Bang Theory Season 8, Episode 24

That's a heaping helping
of IRONY right there.
The Big Bang Theory Season 10, Episode 15

With cruel IRONY.
The Big Bang Theory Season 4, Episode 2

but now is not the time
to enjoy the IRONY of that.
The Big Bang Theory Season 9, Episode 23