Bieber Fever can be hard to avoid. That was certainly true in 2010, when Tina Fey hosted Saturday Night Live with then-15-year-old Musical Guest Justin Bieber.

Justin Bieber to Host ‘Saturday Night Live,’ Says Alec Baldwin The "30 Rock" actor let the news slip during a podcast interview with Lorne Michaels, though NBC has yet to confirm.

Justin Bieber Tweets (Another) Tattoo, Hints at Hosting, Performing on ‘Saturday Night Live’ The Pop Prince tweeted his latest ink, explaining that it's dedicated to his late grandfather.

Bieber Fever can be hard to avoid. "I bet these tests were a pain to grade," Jason Deeps smoothly tells Miss Delancey. "Hope you didn't lose your whole evening," he adds. "Oh well, back to learning." ...