Watch Justin Timberlake and Jimmy Fallon's Very Hands-On iPhone 6 Ad

Justin Timberlake, Jimmy Fallon, History of Rap Vol. 5

Justin Timberlake, Jimmy Fallon, History of Rap Vol. 5

U2 wasn't the music world's only voice to be heard at Tuesday's (Sept. 9) show-stopping, product-unveiling event in Cupertino, Calif. Justin Timberlake and his pal Jimmy Fallon also made a cameo via a pair of commercials for the brand-new iPhone 6 and iPhone 6 plus.

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But you’re not going to get a chance to gaze at their handsome faces this time around. All you'll get from Timberlake and Fallon are their hands and voices, as they hype the upcoming iPhone models. Check out the video below:

That's the theme from 2001: A Space Odyssey they're humming, in case you couldn't pick out the tune.

As you've probably already heard, the event also featured a live performance from U2, as they announced that their new studio album, Songs of Innocence, will be available for free to iTunes users through Oct. 13.