Charmed

Season 7, Episode 20

Episode Title: Imaginary Fiends

Air Date: 2005-05-08

Overview:

Unbeknownst to the sisters, baby Wyatt's new ""imaginary"" friend is actually a demon named Vicus who is trying to win Wyatt's trust to turn him evil. Meanwhile, Piper casts a spell to be able to understand baby Wyatt, but inadvertently brings 25-year-old Wyatt back from the future.