The Big Bang Theory (2007 - Present): The Vengeance Formulation

Wolowitz gets nervous about committing to Bernadette and begins to pull away from her. When he realizes he has made a mistake, he goes overboard and proposes to her. She is shocked by this over the top gesture. Wolowitz realizes he went overboard and apologizes; Bernadette accepts. Wolowitz decides a verbal apology is not sufficient and procedes to sit down at a piano and sing Bernadette an apology to tune of the Four Tops song "Bernadette". While Penny is horrified, Bernadette thinks it is sweet since no one has ever sung to her before.

Kripke plays a prank on Sheldon during his interview with Ira Flatow. Sheldon vows revenge and devises the ultimate prank to get back at Kripke. The prank works, but unfortunately for Sheldon, the President of the university and the board members are caught in the mix.

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