Yes, how did we live before Twitter?
The Big Bang Theory Season 2, Episode 23
I sent out a very emphatic Twitter.
The Big Bang Theory Season 2, Episode 3
go back in the archive of his feed
until I found his Twitter handle.
The Big Bang Theory Season 9, Episode 10
I was jealous, angry
and new to Twitter.
The Big Bang Theory Season 12, Episode 18
You just e-mail and text and Twitter...
The Big Bang Theory Season 4, Episode 1