how to REACT to this story.
The Big Bang Theory Season 12, Episode 20
because she's worried about
how I'll REACT.
The Big Bang Theory Season 11, Episode 15
...how Sheldon would REACT
if the TARDIS was at your place.
The Big Bang Theory Season 8, Episode 19
Come on, you didn't
seriously expect him to REACT
The Big Bang Theory Season 12, Episode 23
REACT appropriately.
The Big Bang Theory Season 12, Episode 23