when did the song release?
October 23, 2006
Irreplaceable
"Irreplaceable" was released in the United Kingdom on October 23, 2006, as the second single there. In the US, 
who sings the song to the left to the left Beyoncé who wrote the song "irreplaceable"? Shaffer "Ne-Yo" Smith, Tor Erik Hermansen, Mikkel, S. Eriksen, Espen Lind, Amund Bjørklund, Beyoncé
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Irreplaceable [SEP] Release
I wouldn't know how much I'm worth.' I'm happy to be a part of that." "Irreplaceable" was released in the United Kingdom on October 23, 2006, as the second single there. In the US, "Irreplaceable" was the third single from "B'Day"', and followed "Ring the Alarm". The single was released on December 5, 2006, and featured the album and instrumental versions of the track. "Irreplaceable" was the second single released from "B'Day" in international markets on Columbia Records. Two versions of the single were released in the UK on October 26, 2006. A CD single, which featured the album version of "Irreplaceable", and the Freemasons club mix radio edit of "Ring the Alarm", was released.