It's the moment you've all been waiting for... the iPhone 4G has finally arrived! In honor of the very special gadget we'd love to get our hands on, we're rounding up our fave celebs' picks when it comes to their fave apps. Who's into bubble wrap and who likes Shazam? We've got the scoop...

Stephanie Pratt

What's your favorite app on your BlackBerry?
Twitter!

Who are your favorite people to follow on Twitter?
I love following Conan O'Brien. He's hilarious. And Joel McHale, but he needs to Twitter more. And then um, my best friend Sophia and Ben Lyons.

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