So you like the Motorola Droid, do you? And you say you live in or close to New York City? Well, if you also happen to be a fan of the Yeah Yeah Yeahs, or you just like free concerts, youre going to want to follow the Verizon (NYSE: VZ)s @vcastmusic Twitter feed over the next few days. Verizon Wireless will be celebrating the launch of their Motorola (NYSE: MOT) Droid with a secret Yeah Yeah Yeahs concert somewhere in Manhattans Lower East Side, and theyll be giving away tickets via the Twitter