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1215 'The Donation Oscillation' Press Release Posted January 24, 2019

1215 'The Donation Oscillation' Press Release

CBS has released the synopsis for the February 7 episode of The Big Bang Theory, "The Donation Oscillation".

Keith Carradine returns as Penny's father, Wyatt, and Brian Thomas Smith reprises his role as Penny's ex-boyfriend, Zack, in the episode.

The Donation Oscillation – Penny tries to seduce an abstaining Leonard to ruin his “donation” for her ex-boyfriend, Zack (Brian Thomas Smith), and his wife, Marissa (Lindsey Kraft). Also, Wolowitz, Bernadette, Anu (Rati Gupta) and Koothrappali turn Koothrappali’s canceled bachelor party into a couple’s trip aboard the “vomit comet,” on THE BIG BANG THEORY, Thursday, Feb. 7 (8:00-8:31 PM, ET/PT) on the CBS Television Network. Keith Carradine returns as Penny’s father, Wyatt.

The Big Bang Theory is taking a short break this week. A rerun of "The Consummation Deviation" will air tonight (January 24) at 8/7c on CBS, followed by a special rebroadcast of "The Conjugal Configuration" at 9/8c. The final season of The Big Bang Theory will continue next week with "The Meteorite Materialization".

More about the episode

The Donation Oscillation
Season 12, Episode 15 - Aired February 7, 2019

When Penny's father, Wyatt, comes to town, he reopens the debate over Penny not wanting kids and Leonard donating his sperm to Zack and Marissa. Meanwhile, Howard decides to keep the reservation for the "vomit comet" he originally made for Raj's planned bachelor party.

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