Imagine your dream grandpa: He's the best storyteller. Dotes on your grandma. Has plenty of sage wisdom to share. Calls you "cutie."
Oh, and he's also Big Bird.
That's basically Caroll Spinney, the 80-year-old puppeteer who has played the 8-foot-tall feathery friend as well as Oscar the Grouch on "Sesame Street" for the last 45 years. Yep: The man who gives voice to some of toddlers' most beloved characters is an octogenarian — a fact that has remained somewhat of a secret until Spinney agreed to participate in a documentary about his life.
Spinney wrote a memoir about a decade ago, though he says it's really available only on EBay nowadays. "I...