Who wrote the lyrics for Ozzy Osbourne's song "Mama, I'm Coming Home", his only solo U.S. Top 40 single?

"Mama, I'm Coming Home" is a power ballad by English heavy metal singer Ozzy Osbourne from Osbourne's sixth studio album "No More Tears", released November 1991. The song features Osbourne on vocals, Zakk Wylde on guitar, Bob Daisley on bass, and Randy Castillo on drums. Lyrics were written by Lemmy Kilmister, and the song was produced by Tom Fletcher.

The single is Osbourne's only solo Top 40 single on the "Billboard Hot 100" chart, peaking at No. 28; his only other top 40 hit being his duet with Lita Ford, "Close My Eyes Forever". It also reached number 2 on "Billboard's Mainstream Rock Tracks".

John Michael "Ozzy" Osbourne (born 3 December 1948) is an English singer, songwriter, and television personality. He rose to prominence during the 1970s as the lead vocalist of the heavy metal band Black Sabbath, during which period he adopted the nickname "Prince of Darkness". Osbourne was fired from Black Sabbath in 1979 due to alcohol and drug problems, but went on to have a successful solo career, releasing 13 studio albums, the first seven of which received multi-platinum certifications in the US.

Ian Fraser Kilmister (24 December 1945 – 28 December 2015), better known as Lemmy Kilmister or simply Lemmy, was an English musician. He was the founder, lead singer, bassist and primary songwriter of the rock band Motörhead, of which he was the only continuous member, and a member of Hawkwind from 1971 to 1975. Throughout his career he collaborated with many musicians.