They aren't - they're just acting. At least, I think they are? Anyway, you'll see why in a secon.
[And suddenly, there it is! A marvelous new invention, the likes of which have never been seen before! It's... a sponge. A miracle sponge, that can clean up messes like nothing else, or so the commercial claims]
They're just making a big deal of it so they can show off what they're trying to sell. Like the bigger the mess-
[The commercial is apparently on the same wavelength, and a booming voice interrupts with THE BIGGER THE MESS, THE BIGGER THE SPONGE, before showing off different products on the screen]
[action]
[And suddenly, there it is! A marvelous new invention, the likes of which have never been seen before! It's... a sponge. A miracle sponge, that can clean up messes like nothing else, or so the commercial claims]
They're just making a big deal of it so they can show off what they're trying to sell. Like the bigger the mess-
[The commercial is apparently on the same wavelength, and a booming voice interrupts with THE BIGGER THE MESS, THE BIGGER THE SPONGE, before showing off different products on the screen]
...okay, that was a little creepy.