Hi everyone !
In Charmed, Prue died in the season 3 finale and Phoebe survived but in this version, it's the contrary : Phoebe's been killed by the Source and Prue could be healed by Leo.
The complete episode is composed of 6 parts, all availiable on litokun91's YouTube channel
http://fr.youtube.com/watch?v=-fmhEdf_AtI&feature=channel_page <- Here's the 1st part