![Now, you're going to love
the Perlmutter lecture.
Now, you're going to love
the Perlmutter lecture.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
Now, you're going to love
the Perlmutter LECTURE.
The Big Bang Theory Season 5, Episode 6
![No, Leonard's taking me
to a physics lecture...
No, Leonard's taking me
to a physics lecture...](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
No, Leonard's taking me
to a physics LECTURE...
The Big Bang Theory Season 6, Episode 9
![Leonard, I've been working on an opening joke
for our lecture at Berkeley.
Leonard, I've been working on an opening joke
for our lecture at Berkeley.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
Leonard, I've been working on an opening joke
for our LECTURE at Berkeley.
The Big Bang Theory Season 8, Episode 19
![Sheldon's gonna give me
a 25-minute lecture
Sheldon's gonna give me
a 25-minute lecture](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
Sheldon's gonna give me
a 25-minute LECTURE
The Big Bang Theory Season 12, Episode 20
![he followed that up by replacing
the slides for my lecture
he followed that up by replacing
the slides for my lecture](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
he followed that up by replacing
the slides for my LECTURE
The Big Bang Theory Season 7, Episode 17