
Yes, how did we live before Twitter?
The Big Bang Theory Season 2, Episode 23

out the danger of posting
his location on Twitter.
The Big Bang Theory Season 7, Episode 14

I sent out a very emphatic Twitter.
The Big Bang Theory Season 2, Episode 3

You just e-mail and text and Twitter...
The Big Bang Theory Season 4, Episode 1

go back in the archive of his feed
until I found his Twitter handle.
The Big Bang Theory Season 9, Episode 10