2010 Most Popular Heroins.The most popular heroins of 2010 year is Katrina Kaif and Samantha.Katrina Kaif became the Barbie doll this year the most popular Google search girl is also katrina Kaif.Most of the youth search for Katrina Kaif hot word in the google search engine.Samantha is the heart throb of Andhra Pradesh this year.After Ye Maya Chesave Samantha became the hot heroin of Andhra now Samantha became very busy with Big projects with Big stars.