Michael Bolotin, known professionally as Michael Bolton, is an American singer and songwriter. Bolton originally performed in the hard rock and heavy metal genres from the mid-1970s to the mid-1980s, both on his early solo albums and those he recorded as the frontman of the band Blackjack. He has sold more than 75 million records, and recorded eight top 10 albums and two number-one singles on the Billboard charts, as well as winning six American Music Awards and two Grammy Awards. He was married to Maureen McGuire from 1975 to 1990. They are the parents of three daughters. He was introduced to actress Nicollette Sheridan in 1992 by saxophonist Kenny G. He and Sheridan dated until 1995, stopped dating, then reunited in 2005 and became engaged in March 2006; however, it was confirmed in August 2008 that they had broken off their engagement.