Use Puppet warp tool in Photoshop CS5 animation. Many people ask photoshop tutors for a tutorial on how to create animation using puppet warp. I think, already you can see many Youtube video tutorials for photoshop cs5 puppet warp animation method. This photoshop cs5 tutorial shows you how to create Gif animation. You will see how can you save the animation in Gif.
Do you have any questions regarding usage of puppet warp? just ask it comment. Some other photoshop lover might answer your cs5 animation query.
