Rick Diamond/Getty Images; Sunday Night HD; Ginsburg/Spaly Inc.Is Kate Middleton pregnant? What was up with Beyoncé's shape-shifting baby bump? Does Courtney Stodden own a turtleneck?
Even we cannot answer every A-list puzzle of 2011. Some pieces of celebrity news simply defy all efforts at explanation.
So as part of our Best of 2011 extravaganza, we bring you the biggest, most mysterious unanswered questions of the year!