Former Celebrity Big Brother contestant Leo Sayer has called it a day with his companion of 22 years - just three months after his new partner moved into their abode.The musician - who had massive success with his songs in the 70s has left the property he lived in with Donatella Piccinetti in Sydney, Australia.The couple had an open relationship and Donatella, 46, even said that she had slept with the singer Donny Tourette, who appeared on the Channel 4 reality TV show with Leo.Donatella who is also the 58 year old's manager is quoted as saying by the Sun newspaper: We will still work together but will live separately.