What is leave the light on in the kitchen?

"Leave the Light On in the Kitchen" is a popular song by British singer-songwriter, Beth Orton. It was released in 2007 as part of her album, "Comfort of Strangers." The song features Orton's signature blend of folk, electronic, and alternative rock elements. The lyrics talk about love, longing, and vulnerability, with Orton singing about leaving the light on in the kitchen as a sign of hope and waiting for someone to come back. The song received positive reviews from critics and has become a fan favorite in Orton's discography.