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The Big Bang Theory': Leonard Has a New Job -- Find Out What His New Role Is! | Entertainment Tonight
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Big Bang Theory: The 4 real-life educations of Big Bang stars – do they have PhDs? | TV & Radio | Showbiz & TV | Express.co.uk
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Big Bang Theory actors' and actresses' love lives revealed | Gallery | Wonderwall.com
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Leonard Hofstadter - Big Bang Theory - Johnny Galecki - Profile - Writeups.org
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Johnny Galecki Talks 'Roseanne,' 'Big Bang Theory' Roles - Variety
Big Bang Theory' Casts Leonard's Father – The Hollywood Reporter
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Big Bang Theory's Johnny Galecki, 44, and his girlfriend Alaina Meyer, 22, are expecting their first child | The Irish Sun
The Big Bang Theory' cast: Where are they now?
Photos from The Big Bang Theory Cast: Then and Now - E! Online
