Sarah Michelle Gellar had numerous 'car accidents on Buffy' because she was exhausted while on set

Sarah Michelle Gellar confirms Dolly Parton was a 'secret producer' on Buffy The Vampire Slayer

Sarah Michelle Gellar Talks About The Gift Of Dolly Parton And Her Role On ‘Buffy The Vampire Slayer’

Sarah Michelle Gellar Couldn't Believe Secret 'Buffy' Producer Dolly Parton Knew Who She Was: 'I Can Die Now'