From the official site:
Best known as the lead singer of the multi platinum metal band 'Warrant', Jani has sold nearly eight million records, written five top 40 hits, ten top 100 hits and has had five #1 video's on MTV. The band's most famous single "Cherry Pie", was released in September of 1990. Even though the band has been together for the better part last twenty years and has released ten albums, Jani left the band in early 2005 to focus on a solo career.
Born, John Patrick Oswald and originally hailing from Akron, Ohio, Jani is the youngest of five siblings. He comes from a musical background and plays the guitar, drums, saxophone and piano in addition to singing. Jani has two daughters from two different marriages. He was married to Bobbie Brown in the early `90's and has been with his current wife since 1996.