Released in 2009, "" is a standout R&B and hip-hop collaboration by American singer-songwriter Keri Hilson , featuring Kanye West and Ne-Yo . The track served as the fourth single from Hilson's debut album, In a Perfect World... , and became one of her most successful releases. Core Themes & Lyrics
Watch the official music video and live performances to experience the narrative and vocal chemistry of this R&B classic: Keri Hilson - Knock You Down ft. Kanye West, Ne-Yo
West's verses represent the "crash" of heartbreak and loss, while Ne-Yo's "crash" symbolizes the positive surrender of falling deeply in love. Released in 2009, "" is a standout R&B