Tinker Bell and the Mysterious Winter Woods is the 4th movie about Tinkerbell and friends. It will most likely be released in November 2011, though the exact date is not set.
In the movie, Tinkerbell and the gang, now accompianied by Vidia, will journey into the Winter Woods, a place of mystery. During their trip Tinkerbell meets an ice fairy named Periwinkle.
There is very little known about the movie except for that in the only trailer released.