Leonard Albert -Lenny- Kravitz (born May 26; 1964) is an American singer-songwriter; multi-instrumentalist; record producer; and arranger whose -retro- style incorporates elements of rock; soul; funk; reggae; hard rock; psychedelic; folk; and ballads.In addition to singing lead and backing vocals; Kravitz often plays all the guitar; bass; drums; keyboards; and percussion himself when recording. He won the Grammy Award for -Best Male Rock Vocal Performance- four years in a row from 1999 to 2002. He has sold an estimated 32 millions albums worldwide. "Again" is the only single by rock musician Lenny Kravitz released to promote his Greatest Hits album. The song is a mid-tempo rock ballad song and won Kravitz a Grammy Award for Best Male Rock Vocal Performance in 2001, a feat he had already achieved twice consecutively, with "Fly Away" and "American Woman". The singer is inspired in a lover that he has lost and doubts if he is going to eventually meet her again.Leonard Albert -Lenny- Kravitz (born May 26; 1964) is an American singer-songwriter; multi-instrumentalist; record producer; and arranger whose -retro- style incorporates elements of rock; soul;.