Geri Horner found writing her newly released novel 'Rosie Frost: Ice on Fire' to be "the hardest thing" she has "ever done" because of how "massive" the mental stamina was.

SHE shot to fame across the pond almost 30 years ago as part of hot Brit pop export the Spice Girls. And now Geri Horner is doing it all again – but this time without her bandmates. The Sun ...