Spice Girls discography sold 23 million copies worldwide and was certified ten times platinum by the British Phonographic Industry (BPI) in the UK. The fourth Spice Girls single, the double A-side "Mama"/"Who Do You Think You Are", also went to number one in the UK. In November 1997 the group released their second album, "Spiceworld", which has been certified five times platinum by the BPI. The album produced three number-one singles in the UK, "Spice Up Your Life", "Too Much" and "Viva Forever", with "Stop" peaking at number two, ending the group's run of consecutive number-one singles in the UK. In May 1998
Till You Say You'll Be Mine producer(s), simply informing it's "A Republic Production." "Till You Say You'll Be Mine" wasn't commercially or critically successful (Newton-John once recalled a review that stated it "sounds like it was recorded in a bathroom") and didn't enter on the UK Singles Chart, or any other chart. The failure made it the only Newton-John single released by Decca; she wouldn't release another solo single until 1971 with "If Not for You", by Pye International Records. Both "Till You Say You'll Be Mine" and "For Ever" were never released in a Newton-John album, but were included in some Decca compilations and released