Complex sentence: McKinsey's exit from "Guiding Light" proved to be quite dramatic in its own right: leaving on a planned six-week vacation, McKinsey informed Procter & Gamble that she did not intend to return to the show.
Split into simpler sentences: McKinsey's exit from "Guiding Light" consisted of leaving on a planned six-week vacation. McKinsey then informed Procter & Gamble that she did not intend to return to the show.