I was LONELY, and I thought
The Big Bang Theory Season 12, Episode 4
Oh, the poor guy's so LONELY.
The Big Bang Theory Season 5, Episode 4
Should someone as LONELY as you
really be making fun of me?
The Big Bang Theory Season 7, Episode 13
was also my motto as a LONELY teenager.
The Big Bang Theory Season 10, Episode 13
So my path to satisfaction is blocked
by Lonely Larry and Captain Sweatpants.
The Big Bang Theory Season 3, Episode 5