The Big Bang Theory Couch Gag is a parody of the shows' opening.
"Looking for Mr. Goodbart" is the twentieth episode of season 28 of The Simpsons and the six-hundred and sixteenth episode overall. It originally aired on April 30, 2017. The episode was written by Carolyn Omine and directed by Michael Polcino. It guest stars Jennifer Saunders as Phoebe Pratt and Valerie Harper as an old lady. S28/E19
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https://www.youtube.com/watch?v=yXRS-T9FroE