Charmed - Season 8 Episode 21 -

Dumaine and the Triad believe they can finally vanquish the Charmed Ones, now stuck in the underworld. Demon Nomed however successfully offers an alliance to overthrow the old demonic generation. Unwilling to accept defeat barring their return, the Triad has Christy and Billie conjure the Hollow, to Dumaine's horror. Coop declares his love but is bluntly told to wait by Phoebe and to but out by Victor. Cued by Leo's ghostly image, Piper decides the Charmed ones must do the same. A terrible battle occurs and wrecks the house, complicated by Dumaine and grandpa Victor ...