On today's What to Watch: The two-episode season finale of How I Met Your Father, the new docuseries Myth of the Zodiac Killer, and the tournament debut of Chopped: All-American Showdown. Plus, Hollywood trivia, and entertainment headlines, including Renee Rapp leaving Sex Lives of College Girls as series regular, Ryan Gosling on making peace with his past as a Mouseketeer to play Ken in Barbie, Madonna reschedules canceled dates to to health scare, Ozzy Osbourne cancels October show because of health issues, and the death of soap star Andrea Evans. More at ew.com, ew.com/wtw, and @EW on Twitter and @EntertainmentWeekly everywhere else. Host/Writer/Producer: Gerrad Hall (@gerradhall); Producer/Writer: Ashley Boucher (@ashleybreports); Editor: Samee Junio (@it_your_sam); Writer: Calie Schepp; Executive Producer: Chanelle Johnson (@chanelleberlin).
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