andrew ridgeley moved to monaco after wham's breakup and tried his hand at formula three motor racing. meeting with little success, ridgeley moved to los angeles to pursue his singing/acting career, the failure of which caused him to return to england in 1990. regardless, cbs records, having taken up the option on wham's contract that specified solo albums from michael and ridgeley, released a solo effort from ridgeley, "son of albert", in 1990. after poor sales, cbs declined the option of a second album. on 25 june 1988, george michael's 25th birthday, michael played the third of three dates at birmingham's nec as part of the faith world tour. he appeared deeply moved when he was surprised on stage by many members of his family with andrew ridgeley, who was pushing a trolley carrying a huge birthday cake. they led the 13,000-strong crowd in a rendition of "happy birthday" before ridgeley accompanied michael in a performance of "i'm your man".