[music playing]

RACHEL KELLY: So this warmup helps to make your voice more flexible. We're going to stretch the range.

(SINGING) So we're going to start on this note and sing, 'zinga zinga za za za za.'

And then we're going to go up by semitones.

(SINGING) Ready.

Ah! And it starts, it starts with a rest. So it goes, 1--

(SINGING) zinga zinga za za za za.

Let's try it. Ready, and 1--

STUDENTS: (SINGING) Zinga zinga za za za za.

RACHEL KELLY: Very good. Then, to get to the next semitone, I'll sing the starting note. And then I'll give you that first beat again, OK?

(SINGING) So let's start again. Ready, 1--

STUDENTS: (SINGING) Zinga zinga za za za za.

RACHEL KELLY: (SINGING) Da da.

STUDENTS: (SINGING) Zinga zinga za za za za.

RACHEL KELLY: (SINGING) Da da.

STUDENTS: (SINGING) Zinga zinga za za za za.

RACHEL KELLY: [humming, snapping]

STUDENTS: (SINGING) Zinga zinga za za za za.

RACHEL KELLY: [humming, snapping]

STUDENTS: (SINGING) Zinga zinga za za za za.

RACHEL KELLY: [humming, snapping]

STUDENTS: (SINGING) Zinga zinga za za za za.

RACHEL KELLY: [humming, snapping]

STUDENTS: (SINGING) Zinga zinga za za za za.

RACHEL KELLY: [humming, snapping]

STUDENTS: (SINGING) Zinga zinga za za za za.

RACHEL KELLY: [humming, snapping]

STUDENTS: (SINGING) Zinga zinga za za za za.

RACHEL KELLY: [humming, snapping]

STUDENTS: (SINGING) Zinga zinga za za za za.

RACHEL KELLY: Good. And as we get to those much higher ones, we've got to make sure that we're not just reaching up to those notes from underneath, but we're still placing them from above. So it's--

(SINGING) zinga zinga za za za za. And try that one. And, 1--

STUDENTS: (SINGING) Zinga zinga za za za za.

RACHEL KELLY: That was better.