POPSUGAR Beauty Best of 2010 BellaSugar's Most Popular Quizzes of 2010 Best of 2010 Quizzes: Retake Some of Our Most Popular Quizzes! by Beauty 12/31/10 0 Shares Like us on Facebook Can you guess which celebrities have curly hair? Which of these stars is getting wiggy with it? Can you guess how old these stars are? See how well you know your favorite celebrities; guess their natural hair colors. Which drugstore shampoo and conditioner are top sellers? Do you always remember a face? Prove it and guess which celebrities have dimples. Think you know beauty products? Guess what these Japanese beauty inventions do. Test your nail polish knowledge! Can you nail which enamel trend belongs on which celebrity? Test your acne knowledge and tell us what's myth and what's fact. Source: Thinkstock Read More Best Of 2010Bella Quiz Get chic with our daily newsletter Street Style Celebrity Style Fashion and Beauty News Beauty Tips Sign up with By signing up, I agree to the Terms and to receive emails from POPSUGAR.