"I'm a Believer" is a song written by Neil Diamond and recorded by the American band the Monkees in 1966 with the lead vocals by Micky Dolenz.

[7] Cash Box said the single is a "medium-paced rocker [that] is full of the group's top-notch harmonies and is laced with infectious sounds.

The members of the Monkees later performed it live during domestic and overseas tours at that time and many years later at reunion concerts.

[citation needed] Diamond also suggested the song to the Fifth Estate, who recorded it as a 1967 album cut to follow up their hit "Ding-Dong!

Diamond also performed it in a duet with Linda Ronstadt as part of a medley of his songs on an episode of The Glen Campbell Goodtime Hour in 1970.

Other personnel on the record include Sal DiTroia on rhythm guitar, Neil Diamond on acoustic guitar, Russ Savakus on bass, George Butcher on electric piano, Stan Free on organ, George Devens on tambourine, and Buddy Saltzman on drums.

The American pop rock band Smash Mouth covered the song in 2001 as part of the soundtrack to the movie Shrek, along with their previous Grammy-nominated hit "All Star".

The Smash Mouth version peaked at number 25 on the Billboard Hot 100 and reached the top 20 in New Zealand and Spain.

It first depicts the band performing in a tent; then, the scene switches to them walking out of a movie theater, complete with cardboard advertisements of Shrek and the characters.

Hoping to catch up, Harwell sneakily takes a red jacket and borrows a silver Lexus car driven by a costumed gingerbread man who is injured and using crutches.

[58][59] British Canterbury scene musician Robert Wyatt issued a cover version of the song as a single on the Virgin label in 1974.

The record was produced by Pink Floyd drummer Nick Mason and reached number 29 on the UK Singles Chart.

"[65] American rock band Weezer performed a cover for the 2010 animated film Shrek Forever After.