Get your lip-sync lyrics and musical impressions ready, because Jimmy Fallon is celebrating a big anniversary. The giddy, giggly comedian has hosted NBC's "Tonight Show" for 10 years, if you can ...

The sound guy on that shoot was none other than a young Jimmy Fallon, and wouldn’t you know it, he was apparently just as giggly and overeager as he is today. “1996, I was on Saturday Night ...