A digital story is a personal experience represented in narrative format. The script is amplified by including video, music, still-frame imagery, and the author’s voice. A digital story typically lasts for two to three minutes. Web 2.0: New Tools, New Schools p. 43
It must take ages to create such a story, but the idea is interesting anyways. I imagine the teacher has to provide a lot of scaffolding to make sure that it is about learning English rather than having fun with technology. The learner should also have a story to tell in the first place. If you have nothing to say, your story will be a flop. Songs and stories have one important thing in common – they have to have a real message to be a success.
Here is a wonderful example of a digital story