"Got to Be Certain" is a dance-pop song by Australian recording artist and songwriter Kylie Minogue from her debut studio album Kylie (1988). It was written and produced by , who also produced Minogue's first four albums. The song was released as the second single from Kylie in most territories outside Australia and was released on 2 May 1988 in Australia and the UK.

"Got to Be Certain" is a dance-pop song. With the success of her first two singles, "The Loco-Motion" in 1987 and "I Should Be So Lucky" in early 1988, Minogue along with began work on her debut studio album Kylie. Throughout the production of the album, Minogue had travelled to London, England to record the album, however "Got to Be Certain" was recorded in her native Melbourne, Australia in April 1988. It is noted that in different countries, including the UK, "Got to Be Certain" is Kylie's second official single - "The Loco-Motion" was re-recorded in 1988 with Stock Aitken Waterman (who did not produce the 1987 version) and it was then released as the third single from Kylie in most international territories.

Unlike her previous single, "Got to Be Certain" was not written especially for Kylie. It was originally recorded by singer and PWL-stablemate Mandy Smith for her debut album Mandy which was also produced by Stock Aitken Waterman, however, for unknown reasons, her version was shelved and the song was given to Kylie to record instead. Mandy's original recording of "Got to Be Certain" was denied by Mike Stock in his book The Hit Factory: The Stock Aitken Waterman Story, but it was eventually released in 2005 as a bonus track on the hits compilation . Mandy Smith's version was also added to the 2009 re-issue of her album.

For chart expectations, the song had success as it peaked in the top ten in many countries, including Australia, Austria, Belgium, France, Germany, New Zealand and the United Kingdom. The song, however, was not released in the United States where "It's No Secret" was released instead.

A music video was shot in Melbourne, Australia, where it is Minogue's birthplace. "Got to Be Certain" was also performed at many of Minogue's concert tours, including the Enjoy Yourself Tour, Showgirl: The Greatest Hits Tour and The Homecoming Tour. The song was just recently performed at her Anti Tour in 2012 and was performed on Minogue's one-off show The Kylie Show.

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