The Big Bang Theory (2007–2019)
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The Confidence Erosion 

Sheldon and Amy try to eliminate stress from wedding planning by applying math to the process. Raj and Howard come to blows when Raj begins to feel like Howard hurts his confidence.


Mark Cendrowski


Chuck Lorre (created by), Bill Prady (created by) | 7 more credits »




Episode complete credited cast:
Johnny Galecki ... Leonard Hofstadter
Jim Parsons ... Sheldon Cooper
Kaley Cuoco ... Penny Hofstadter
Simon Helberg ... Howard Wolowitz
Kunal Nayyar ... Raj Koothrappali
Mayim Bialik ... Amy Farrah Fowler
Melissa Rauch ... Bernadette Rostenkowski
Kevin Sussman ... Stuart Bloom
Brian George ... Dr. V.M. Koothrappali
Marissa Cuevas ... Danielle
Brooke Baumer ... Denise
Nicole J. Butler ... Clerk


Raj blows yet another job interview, this one at a planetarium. Raj's father believes that Raj's lack of confidence is primarily due to his friendship with Howard, who is always making fun of him, which Howard would probably say is his way of being friends. A comment Howard makes after Dr. Koothrappali's talk with Raj makes Raj believe that his father may be right. So Raj decides what's best for him to move on productively with life is to take a break from Howard. The questions then become if a Howardless life will make any difference in Raj's confidence, and if Howard can do anything to make Raj change his mind. Leonard sees some similarities in the way that Penny treats him. Will that make Penny treat Leonard any differently? Meanwhile, Sheldon and Amy have decided to use the mathematical approach of decision theory to help plan their wedding, the science alone which makes it fun for Sheldon. However, science alone can't overcome some of the differences Sheldon and Amy have in what ... Written by Huggo

Plot Summary | Add Synopsis


Comedy | Romance


TV-PG | See all certifications »






Release Date:

7 December 2017 (USA) See more »

Company Credits

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Technical Specs


Sound Mix:




Aspect Ratio:

16:9 HD
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Did You Know?


Sheldon for the second time gets upset that butterflies might be released at a wedding and he calls them "airborne worms". Penny mentioned it when she and Leonard were planning their wedding in The Big Bang Theory: The Commitment Determination (2015). See more »


At the end of Raj's presentation at the observatory, a guest asks him, how life could be detected on "these planets". Raj was talking about Enceladus and Europa. Both of them are moons, Enceladus is a moon of Saturn, Europa is a Jovian one. See more »


Sheldon Cooper: What do you think will make the wedding worse for Amy: a cake made with salt instead of sugar or a cake iced with congealed gravy?
Leonard Hofstadter: That is a trick question. The answer is: you as the groom.
Sheldon Cooper: Neither of them will be the actual cake. I'm just using it as a bargaining chip to get Amy to agree to the whole wedding party getting rings and us getting one ring to rule them all.
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References The Crown (2016) See more »


History of Everything (Instrumental version)
Written by Barenaked Ladies
Performed by Barenaked Ladies
[Instrumental version of series theme song played over the closing credits]
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