After waiting for three weeks at No.2, Macklemore & Ryan Lewis now climbs a spot to land their fourth No.1 single in Australia with their track “Downtown”. “Downtown” becomes the 1043rd No.1 single in Australia (1940 to 2015) and the 478th for ARIA (1983 to 2015), and the fourth chart-topping song for Macklemore’s self-titled record