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The Big Bang Theory: Sheldon used the apartment flag to clash with Leonard | TV & Radio | Showbiz & TV | Express.co.uk
The Big Bang Theory - Fun with Flags? Yes, please! It's this week's #BazingaBonus on the #BBTSuperfan contest…Ah, vexillology. http://bit.ly/bbtsf | Facebook
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The Big Bang Theory: Sheldon used the apartment flag to clash with Leonard | TV & Radio | Showbiz & TV | Express.co.uk
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