4G Android Promo Vids: HTC Thunderbolt & T-Mobile Sidekick

4G is really kicking off in the United States, lots of people are excited about having awesomely fast data speeds on their mobiles, and why the hell not! HTC's Thunderbolt 4G is one of the more exciting phones, as well as the T-Mobile Sidekick 4G

Both T-Mobile and HTC have created a promo to showcase their phones and the design process behind it,check them out after the jump.

The HTC video is kinda boring, but the music is quite soothing :)

The Sidekick is... well that phone is just ugly if you ask me.. The music is much funkier than the HTC vid though.