What To Watch: Power Book II Premiere, P-Valley Finale, HIMYM-Athon And More
                    On TV this Sunday: Power begins its next chapter, P-Valley wraps its freshman run and BET celebrates the life and career of Chadwick Boseman. Here are 12 programs to keep on your radar; all times are Eastern.
Showtimes for September 6, 2020
How I Met Your Mother Marathon
The long-running CBS sitcom joins the network's lineup with a two-day marathon that's promises to be legen — wait for it! — dary. (View schedule; check local listings.)
NFL Sunday 2020 Season Preview
Terry Bradshaw, Howie Long, Jimmy Johnson, Michael Strahan and Curt Menefee preview the football season to come during this one-hour special.
Big Brother
Three houseguests earn special powers in the BB Basement competition; new HOH Christmas names two nominees for eviction. (Who was last evicted?)
NHL Stanley Cup Playoffs
The Dallas Stars face off against the Vegas Golden Knights.
P-Valley
Season 1 finale: Patrons show up to see "two shining stars ascend to the heavens"; Autumn's past finally catches up with her. (Check renewal status.)
BET and ET Present Chadwick Boseman: Life and Legacy
The network takes a look back at the life and career of Black Panther's Chadwick Boseman, who died from colon cancer on Aug. 28. (An airing of Marshall, in which Boseman played Supreme Court Justice Thurgood Marshall, precedes at 6 pm.)
Love Fraud
Bounty hunter Carla stumbles on a lead thanks to a blog by Richard's victims; a man whose wife emptied his 401k to run off with Richard joins the hunt.
Lovecraft Country
After Leti confronts Tic about returning to Florida, they and Montrose travel to Boston in search of missing pages to a text. (Fall behind? Read Ep. 3 recap.)
Power Book II: Ghost
Spinoff premiere: Tariq (Michael Rainey Jr.) navigates his new life and looks to shed his father's legacy, all while trying to save his family; Naturi Naughton, Cliff "Method Man" Smith and Mary J. Blige co-star. (Read preview; watch trailer.)
The Windsors: Inside the Royal Dynasty
Docuseries finale (two episodes): A new generation of couples — including Prince William and Kate Middleton, and Prince Harry and Meghan Markle — revitalize the royal brand, but modern media adds more pressure than ever.
The Vow
Sarah and Mark discuss DOS, a secret group involving "masters" and "slaves," as the two struggle to figure out what to do next.
We Hunt Together
Freddy's dark history reveals itself as Lola and Jackson work to connect the dots and save the next victim.