Transformers 3 Theme for Windows 7 is available now. Transformers 3: Dark of the Moon in 3D—starring Shia LaBeouf as Sam Witwicky—with this free theme for Windows 7. Its almost two years ago, we saw The Autobots Cybertronians ,Decepticons on screen.  Transformers 3 Windows 7 Theme  comes with awesome wallpapers of Optimus Prime, Megatron, Bumblebee and the lead casts Sam Witwicky , Carly Miller. Download Transformers...