In the good way,
not the urinary tract INFECTION way.
The Big Bang Theory Season 6, Episode 2
...until William Shatner's
bladder INFECTION.
The Big Bang Theory Season 8, Episode 7
No INFECTION. Good.
Money Heist Season 1, Episode 8
As long as it's not
a urinary tract INFECTION,
The Big Bang Theory Season 10, Episode 15
Maybe it's a lingering bacterial INFECTION
from all those childhood toilet swirlies.
The Big Bang Theory Season 2, Episode 10