"20/20" 8 p.m. ABC — The history of the English castle that inspired the series "Downton Abbey." 

"The Millionaire Matchmaker" 8 p.m. Bravo — Patti tries to forge a love connection for fashionista and reality star Courtney Karr ("Courtney Loves Dallas") in a blatant cross-promotional play.

"Ground Floor" 9 p.m. TBS — Brody's overly competitive ex-girlfriend arrives, drawing concern from Jenny.

"My Big Fat Gypsy Wedding" 9 p.m. TLC — Irish ceremonines, including outrageous weddings, over-the-top christenings and lively St. Patrick's Day festivities.

"Rodeo Girls" 9 p.m. A&E — The ladies reevaluate their lifestyle choices.

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Foo Fighters closed out Shaky Knees 2024 at Central Park with extended versions of their biggest hits. The indie rock festival has moved to Piedmont Park for this weekend's event. (Ryan Fleisher for the AJC)

Credit: Ryan Fleisher

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