publication date: Tuesday, February 5, 2013 (part of Winter 2013)

category: Fads

clue: This singing YouTube star's 15 minutes of fame happened on a Friday.

explanation: Black was known for her hit song "Friday." more…

solved by: Russ Wilhelm, Steve West, LaVonne Lemler, Samir Mehta, Chris Lemler, Justin Woods, Matthew Preston, Joanna Woods, Richard Slominsky, Denise Sawicki, Mike Rothstein, Steve Dunn, Erik Bates, and Laurie Laczkowski

Quindecennial: Celebrity Goo Game began 15 years ago, and has changed a lot. Revisit this theme each day, including Saturday and Sunday, to see a different era in the game's history, as you guess five celebrities who are all nearly the same age as the game. Happy anniversary!

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