Three evil sisters steal the Charmed Ones' identities and powers, so the race is on to convince Chris who they really are. Meanwhile, Leo tries to find out who put him on the island of Valhalla. Jenny McCarthy guests
Phoebe starts to get cold feet about her marriage to Cole and casts a spell to find out if she should go through with it, which conjures both a young and old Phoebe to help her make up her mind.
