As the Castle star rings in his 43rd year, pals like Joel McHale and yes, Barbra Streisand, turn out to celebrate
Credit: Derek Shook
Updated: Monday Mar 31, 2014 | 05:00 PM EDT
By: Melody Chiu
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Guests – including Community's Joel McHale and Jim Rash – kick back with Fillion at the bash, which benefited non-profit Kusewera; the birthday boy declined gifts, but let guests donate to the organization throughout the night.
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