Reconstruct a question, answer pair from this explanation: The relevant information to answer the above question is: Its music was composed by James Horner, its lyrics were written by Will Jennings, and it was produced by Walter Afanasieff and Simon Franglen, recorded by Celine Dion, and released in 1997.
Q:Context: "My Heart Will Go On," also called the "Love Theme from Titanic," is the main theme song to James Cameron's blockbuster film Titanic. Its music was composed by James Horner, its lyrics were written by Will Jennings, and it was produced by Walter Afanasieff and Simon Franglen, recorded by Celine Dion, and released in 1997.

Question: who sang the song my heart will go on?
A:Celine Dion