Sorry for Party Rocking is the second full-length studio album by LMFAO. It was released June 21, 2011 physically and digitally by Interscope Records. "Party Rock Anthem" was the first single released from the album and was an international hit. The second single was "Champagne Showers" and reached number eight in New Zealand, and nine in Australia. It became an international hit, also charting in France, Ireland, and Austria. The third single, "Sexy and I Know It" was released on September 16, 2011. It peaked at number one on the US Billboard Hot 100 and also topped the charts in Australia, Canada, and New Zealand. "Sorry for Party Rocking" was released on January 9, 2012 as the fourth single from the album and peaked at number eight in Belgium, 16 in France, 18 in Ireland, 19 on the US Pop Songs, 23 in the United Kingdom, 27 in New Zealand, 31 in Canada, 32 in Australia, and 49 on the Billboard Hot 100. The Brazilian journal Folha de São Paulo claims that for many the album cover is a plagiarism from É o Tchan album called É o Tchan do Brasil (1997).