Did Wolowitz and Sheldon find themselves closer than ever?
That appeared to be the case on The Big Bang Theory Season 11 Episode 4 when the two friends chatted about their horrible fathers, and they realized they had more in common than they first thought.
Meanwhile, Leonard's mother got closer to Penny, and he was not impressed by it.
Did he find a way to sabotage the burgeoning friendship?
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Paul Dailly is a staff writer for TV Fanatic. Follow him on Twitter.