Benson sang in the "Buffy the Vampire Slayer" musical episode "Once More, With Feeling". She sang on the songs "I've Got a Theory / Bunnies / If We're Together", "Under Your Spell" (her solo), "Walk Through the Fire", "Standing/Under Your Spell (Reprise)" and "Where Do We Go From Here?" She also sang "Toucha Toucha Touch Me" (aka "Creature of the Night") at VH-1's celebrity karaoke tribute to The Rocky Horror Picture Show.