Alyson Hannigan

Brian sits down for his first Off The Beat interview with the legen—wait for it—dary Alyson Hannigan AKA Lily Aldrin from How I Met Your Mother. They take it all the way back to her days fighting demons, the time a few too many iced teas landed her an iconic role, and her auditioning faux pas that could have cost Jason Segel his role as Marshall. 

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