Euphoria is the seventh studio album by British hard rock band Def Leppard, released in 1999. The album marked a return to their signature sound made famous by the band in the 1980s. It was produced by the band with Pete Woodroffe.The album charted at #11 on The Billboard 200 and #11 on the UK Albums Chart. The album is also known for including the fan favourite tune "Promises", which hit the number one spot on Billboard's Mainstream Rock chart. It's been performed on numerous tours since.