sentence: Critics have mixed opinions on the song.
sentences_after: The single was successful commercially by reaching the top five in Australia and Canada. It reached the top ten in the United States and New Zealand. The song became Kesha's second top ten single in Australia, Canada and the United States. It has gone on to sell over two million copies in the United States. It has been certified two times platinum in Canada.
concept_name: critic
headings: Blah Blah Blah
categories: 2010 songs