Buffy The Vampire Slayer

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"Once More With Feeling" (Buffy)

This is everybody’s favorite. You probably clicked on the link just hoping we didn’t forget it. Nobody worry, we fully acknowledge its greatness. From Tara’s sweet "Under Your Spell" to Spike’s intense "Rest in Peace," "Once More With Feeling" hit all the right notes, even ending with a swoony classic movie kiss.

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http://www.televisionwithoutpity.com/telefile/2009/09/the-most-memorable-tv-musical.php