Complex sentence: Graham Kennedy finally quit In Melbourne Tonight on December 23,1969, exhausted, and retired from TV for two years; in spite of his fame and fortune, he later described the period as "years of misery".
Split into simpler sentences: Graham Kennedy finally quit In Melbourne Tonight on December 23,1969, exhausted, and rested for two years. In spite of his fame and fortune, he later described the period as "years of misery".