"Party Rock Anthem" is a song by American music duo LMFAO, featuring British singer Lauren Bennett and American music producer GoonRock. It was released as the first single from their second album Sorry for Party Rocking in 2011.

The single went to number one by the late summer of 2011 in Australia, Belgium, Brazil, Canada, Denmark, France, Germany, Iceland, Ireland, New Zealand, Switzerland, the United Kingdom, and the United States. It also reached the top five in Finland, Italy, Norway, Poland, and Sweden. It is the best-selling single of all time in Australia. Worldwide, it was the third best-selling digital single of 2011 with sales of 9.7 million copies