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Leonard Hofstadter | The Big Bang Theory Wiki | Fandom
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The Big Bang Theory" The Einstein Approximation (TV Episode 2010) - Johnny Galecki as Leonard Hofstadter - IMDb
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Leonard Hofstadter | The Big Bang Theory Wiki | Fandom
The Big Bang Theory" The Comic-Con Conundrum (TV Episode 2017) - Johnny Galecki as Leonard Hofstadter - IMDb
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