
This first song is about
the greatest BOULDER
The Big Bang Theory Season 11, Episode 13

It's sung from the viewpoint
of the BOULDER
The Big Bang Theory Season 11, Episode 13

My watch is linked to the atomic clock
in Boulder, Colorado.
The Big Bang Theory Season 1, Episode 10

A BOULDER has a diameter
greater than 25.6 centimeters.
The Big Bang Theory Season 11, Episode 13

Better. It's about a BOULDER.
The Big Bang Theory Season 11, Episode 13