
...and, eventually, it becomes
the so-called Christmas TREE.
The Big Bang Theory Season 2, Episode 11

There's a TREE on you.
The Big Bang Theory Season 10, Episode 12

Walking TREE.
The Big Bang Theory Season 4, Episode 23

Couple down on the left
with the TREE in the front.
Breaking Bad Season 4, Episode 6

of who's allowed in his
TREE fort if fe ever gets one.
The Big Bang Theory Season 7, Episode 6