<Tr> <Td> </Td> <Td> The Monkees - "I'm a Believer" 16 seconds (of 2: 47) </Td> </Tr> <Tr> <Td_colspan="2"> Problems playing this file? See media help . </Td> </Tr> <P> "I'm a Believer" is a song composed by Neil Diamond and recorded by the Monkees in 1966 with the lead vocals by Micky Dolenz . The single, produced by Jeff Barry, hit the number - one spot on the U.S. Billboard Hot 100 chart for the week ending December 31, 1966 and remained there for seven weeks, becoming the last No. 1 hit of 1966 and the biggest - selling record for all of 1967 . Billboard ranked the record as the No. 5 song for 1967 . Because of 1,051,280 advance orders, it went gold within two days of release . It is one of the fewer than forty all - time singles to have sold more than 10 million physical copies worldwide . While originally published by Screen Gems - Columbia Music (BMI), it is now published by Stonebridge Music / EMI Foray Music (SESAC). </P> <P> The song was No. 1 in the UK Singles Chart for four weeks in January and February 1967 and reached the top spot in numerous countries, including Australia, New Zealand, Canada, and Ireland . </P>

Who sang the original i'm a believer