Once More, With Feeling (OST Buffy the Vampire Slayer 6х07) - I've Got A Theory ( vocal by Anthony Stewart Head, Alyson Hannigan, Nicholas Brendon, Amber Benson, Emma Caulfield, Sarah Michelle Gellar )
Alyson Hannigan, Amber Benson, Anthony Head, Emma Caulfield, Nicholas Brendon, Sarah Michelle Gellar, James Marsters, Michelle T - 14. Where Do We Go From Here
Alyson Hannigan, Amber Benson, Anthony Head, Emma Caulfield, Nicholas Brendon - 2.I've Got a Theory/Bunnies/If We're Together
Alyson Hannigan/Amber Benson/Anthony Head/Emma Caulfield/Hinton Battle/Michelle Trachtenberg/Nicholas Brendon/Sarah Michelle Gel - Walk Through the Fire
Sarah Michelle Gellar, James Marsters, Amber Benson, Anthony Stewart Head, Nicholas Brendon, Emma Caulfield, Alyson Hannigan - Walk Through The Fire
Sarah Michelle Gellar, James Marsters, Amber Benson, Anthony Stewart Head, Nicholas Brendon, Emma Caulfield, Alyson Hannigan - Walk Through The Fire (Buffy: Once More, with Feeling)
Sarah Michelle Gellar, James Marsters, Amber Benson, Anthony Stewart Head, Nicholas Brendon, Emma Caulfield, Alyson Hannigan - Where Do We Go From Here
Anthony Stewart Head, Alyson Hannigan, Nicholas Brendon, Emma Caulfield, Amber Benson, Sarah Michelle Gellar - I've Got A Theory
Anthony Stewart Head, Alyson Hannigan, Nicholas Brendon, Emma Caulfield, Amber Benson, Sarah Michelle Gellar - I've Got A Theory (Once More, with Feeling OST)
Sarah Michelle Gellar & Anthony Stewart Head, Alyson Hannigan, Nicholas Brendon, Emma Caulfield, Amber Benson - I've Got a Theory / Bunnies / If We're Together
Once More, With Feeling (OST Buffy the Vampire Slayer 6х07) - I've Got A Theory ( vocal by Anthony Stewart Head, Alyson Hannigan, Nicholas Brendon, Amber Benson, Emma Caulfield, Sarah Michelle Gellar )