-My whole thing on TikTok is to prove that anything,
anything in this world can be made into music.
Like, everything has tonality to it.
-I wanted to test this tonight, if you don't mind.
We have stuff here.
Like, what could we do tonight?
-Well, what has sound to it?
Wait. Let me see that cup.
-This cup? -Is there anything in it?
-Yeah, there's water. -Do you have anything I can tap?
-That has tea in it. That's for you. I have cups.
I have extra cups. Do you want a cup?
-Wait. This is -- Yeah, give me a spoon
because I'm sure you have spoons somewhere.
Take another "Tonight Show" cup.
Yeah. I've marked up your table.
So, okay. I hope this works. But every --
[ Laughter ] Bear with me.
Everything has tonality to it.
So if I were to --
[ Rhythmic tapping ]
[ Humming tone ]
Here we go.
So that's kind of like a -- ♪ Ooh ♪
If I had a way to record something,
I would, like, make a whole song out of this cup right now.
-I have a way to record right now.
-Wait.
[ Laughter ]
[ Cheers and applause ] -No.
[ Laughs ] -We got a setup.
-No. -Oh, yeah, oh, yeah.
This is -- -Wait. Hold this.
-I'll hold that.
Charlie, we're always ready for you here at "The Tonight Show."
That's why we love when you come back.
-Okay. -You're just making art.
-What is this? This is Pro Tools, so...
-I don't know how to do Pro Tools.
-I thought your producer was joking when he said that he --
-If you even mention an idea, we're going to make it happen.
If it makes it on the air or not, we don't know, but...
-Okay, so, everyone bear with us for a second.
I'm gonna -- Okay. So I'm gonna record --
This is what I do on TikTok.
I'm gonna do it on the show that started it all.
You record a little -- [ Tapping ]
That's it. Wait. Hold on.
[ Tapping ] There. Ooh.
[ Tapping ]
I like the little -- Okay. Here. Take that.
You can put that down. -You just got that.
-Okay. So... -♪ Dee-dee, dee-dee ♪
-Here it is. Can we get sound?
[ Tapping ] Ooh.
That's -- Here. Play that again.
This is -- There we go.
So I can put it --
[ Tapping ]
There's the sound of the glass.
But if you pitch it down...
[ Tapping sound played as descending scale ]
♪♪
So that's just one note.
I feel like I'm teaching all of a sudden.
-This is like a master class! I love this.
-[ Vocalizing ]
♪♪
So, this is what that sounds like here.
[ Tapping echoing ]
Ooh. We got reverb.
Ugh.
[ Tapping booms ]
Too much. Wait.
So I can -- Okay. So, that's one layer.
And I can add a little rhythm to it.
Again, that's the cup sound.
♪♪
Okay. And then we need, like, a bass or something.
♪♪
[ Cheers and applause ]
♪♪
Oh, I'm not done.
Okay, so that's looping.
Again, these are all just cup sounds pitched down.
If I put a kick drum, then you have a completed...
[ Kick drum thumping ]
[ Cheers and applause ]
♪♪
-What?! -Wow.
And there you go. That's a whole song.
-That's how you do it right there! Come on!
[ Cheers and applause ]
Charlie Puth. That is amazing!
"Charlie" is available right now,
and he's performing for us later in the show.
We'll be right back with Kate del Castillo.
Stick around, everybody! -♪ Let's get it ♪
♪♪