The best official XPERIA theme by far. I find most of these quite uninspiring, but this one is opposite. Great backgrounds, and great color scheme. Combine some retro icon pack with this theme and the result would be great.
It's cute and high quality
Sony Mobile Communications
Personalize your headset when listening to music, during a call or on the go.
Track your activity on Lifelog, the clever health & fitness tool on Android.