 This lineup issued the group's debut full-length album "Mental Notes" in 1975.By November, Wilkinson had left and Gillies rejoined.After 1976's follow-up "Second Thoughts", several more changes in personnel followed – in December 1976, Crowther was replaced by Malcolm Green, Judd and Chunn left at the end of a North American tour in March, and Finn replaced them with his brother Neil and Nigel Griggs, respectively, in time for a British tour which started the next month.