"Brand New Key" is a pop song written and sung by folk music singer Melanie (Melanie Safka-Schekeryk), which became a novelty success during 1971-72. Initially a track of Melanie's album Gather Me, it was known also as "The Rollerskate Song" due to its chorus. It was her greatest success, scoring No. 1 on the Billboard Hot 100 singles chart during December 1971 and January 1972. Billboard ranked it as the No. 9 song of 1972. It also scored No. 1 in Canada and Australia and No.