Era Vulgaris is the fifth full length studio album by American hard rock band Queens of the Stone Age. The album was completed in early April 2007 and released on June 8, 2007 in some countries, June 11, 2007 in the United Kingdom and June 12, 2007 in the United States. The tracks "Sick, Sick, Sick" and "3's & 7's" were released as singles in early June, with a third single "Make It wit Chu" released around Halloween of 2007.
The album debuted at #14 on the US Billboard 200 charts selling 52,000 copies in its first week, which was a decline in comparison to the previous album, which opened at #5 with 91,000 copies sold in its debut week. In other countries it has reached much loftier debut positions, mostly in the top ten, such as number five in Canada where it sold approximately 10,000 copies in its opening week.