 When its singles "Locked Out of Heaven" and "When I Was Your Man" topped the "Billboard" Hot 100, Mars became the second-fastest male artist (behind Elvis Presley) to earn five number-one singles in the United States.The former single was certified seven times platinum by the RIAA and ARIA, respectively, while "When I Was Your Man" was certified eight times platinum by the RIAA and six times platinum by ARIA.In 2014, Mars provided vocals on Mark Ronson's "Uptown Funk", a single which topped the US, Australia, Canada, New Zealand and UK music charts.