![If it's viral, we're
all susceptible.
If it's viral, we're
all susceptible.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
If it's VIRAL, we're
all susceptible.
The Big Bang Theory Season 12, Episode 23
![They've been doing
some viral videos online
They've been doing
some viral videos online](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
They've been doing
some VIRAL videos online
The Big Bang Theory Season 12, Episode 18
![...and die a slow, agonizing death
from a viral infection...
...and die a slow, agonizing death
from a viral infection...](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
...and die a slow, agonizing death
from a VIRAL infection...
The Big Bang Theory Season 3, Episode 4