"Baby When the Light" is a song from 2007 by the French DJ David Guetta. It first appeared on Guetta's Pop Life album and features vocals by singer Cozi Costi. The song was written by Guetta and singer-songwriter Cathy Dennis, whose previous hits include "Touch Me (All Night Long)" as well as co-writing numerous dance-pop songs such as Kylie Minogue’s "Can't Get You Out of My Head" and Britney Spears' "Toxic". The song was released in late 2007. The CD pressing of this single features four...