<P> A second version of the song, sung partly in English, released in 1996 as "Time to Say Goodbye", paired Bocelli with English soprano Sarah Brightman, and achieved even greater success, topping charts all across Europe, including Germany, where it became the biggest - selling single in history . Brightman and Bocelli produced a version with Brightman singing in German and Bocelli in Italian, with this version being available on the CD Time to Say Goodbye . That version alone has now sold more than 12 million copies worldwide, making it one of the best - selling singles of all time . </P> <P> Bocelli also recorded a full Spanish version of the song, titled "Por Ti Volaré" (For You I Will Fly). Under all those three versions, the song is considered Bocelli's signature song . </P> <Table> <Tr> <Th_colspan="2"> "Time to Say Goodbye" </Th> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Th_colspan="2"> Single by Andrea Bocelli and Sarah Brightman </Th> </Tr> <Tr> <Th_colspan="2"> from the album Romanza, Vivere, Fly and Time to Say Goodbye / Timeless </Th> </Tr> <Tr> <Th> Released </Th> <Td> 15 November 1996 (1996 - 11 - 15) </Td> </Tr> <Tr> <Th> Format </Th> <Td> CD single </Td> </Tr> <Tr> <Th> Genre </Th> <Td> Operatic pop </Td> </Tr> <Tr> <Th> Label </Th> <Td> East West Records </Td> </Tr> <Tr> <Th> Songwriter (s) </Th> <Td> Francesco Sartori - music Lucio Quarantotto - lyrics </Td> </Tr> <Tr> <Th> Producer (s) </Th> <Td> Frank Peterson </Td> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Th_colspan="2"> Andrea Bocelli singles chronology </Th> </Tr> <Tr> <Td_colspan="2"> <Table> <Tr> <Td> "Vivo por ella" (1996) Vivo por ella 1996 </Td> <Td> "Time to Say Goodbye" (1996) Time to Say Goodbye1996 </Td> <Td> "Ich lebe für sie" (1997) Ich lebe für sie 1997 </Td> </Tr> </Table> </Td> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Th_colspan="2"> Sarah Brightman singles chronology </Th> </Tr> <Tr> <Td_colspan="2"> <Table> <Tr> <Td> "Heaven Is Here" (1995) Heaven Is Here 1995 </Td> <Td> "Time to Say Goodbye" (1996) Time to Say Goodbye1996 </Td> <Td> "Just Show Me How to Love You" (1997) Just Show Me How to Love You 1997 </Td> </Tr> </Table> </Td> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> </Table> <Tr> <Th_colspan="2"> "Time to Say Goodbye" </Th> </Tr>

Who sang it's time to say goodbye