London bridge is falling down, Falling down, falling down. London bridge is falling down, My fair lady. Take the key and lock her up, Lock her up, lock her up. Take the key and lock her up, My fair lady. Build it up with iron bars, Iron bars, iron bars. Build it up with iron bars, My fair lady. Take the key and lock her up, Lock her up, lock her up. Take the key and lock her up, My fair lady. Iron bars will bend and break, Bend and break, bend and break. Iron bars will bend and break, My fair lady. Take the key and lock her up, Lock her up, lock her up. Take the key and lock her up, My fair lady. Build it up with silver and gold, Silver and gold, silver and gold. Build it up with silver and gold, My fair lady. Take the key and lock her up, Lock her up, lock her up. Take the key and lock her up, My fair lady. London bridge is falling down, Falling down, falling down. London bridge is falling down, My fair lady.