According to the passage although Phil Collins began his career in the theatre, .

Born on January 30th 1951, Phil Collins seemed
destined for a life on the stage. While his father
was in charge of an insurance office, his mother
managed a theatre school in London. All three of
her children had parts in films When Phil got a
part in the London production of “Oliver”, he left
school for a career in acting. Meanwhile, he was
already playing drums at parties and clubs and
had begun to write his own songs, secretly
hoping that one day this would be his fulltime
job. Then, in 1975, something happened that
changed his life. He became the drummer of the
Genesis group.