Task: Question Answering
Input (English): Passage: Love. Angel. Music. Baby. takes influence from a variety of 1980s genres to the extent that one reviewer commented, "The only significant '80s radio style skipped is the ska punk revival that No Doubt rode to success". The album combines music genres such as electropop, new wave, dance-rock, soul, hip hop, R&B, and disco. Several songs employ synthesizer sounds characteristic of music from the 1980s, drawing comparisons to The Go-Go's and Cyndi Lauper. Stefani cited Club Nouveau, Depeche Mode, Lisa Lisa, Prince, New Order, The Cure, and early Madonna as major influences for the album.Like pop albums of the 1980s, Love. Angel. Music. Baby. focuses primarily on money, with songs such as "Rich Girl" and "Luxurious" that feature descriptions of riches and wealth. The album contains several references to Stefani's clothing line, L.A.M.B., and alludes to contemporary fashion designers such as John Galliano, Rei Kawakubo, and Vivienne Westwood. Stefani also released a series of dolls named the "Love. Angel. Music. Baby. Fashion Dolls", designed after the costumes from her tour. Although Stefani intended for the album to be a light dance record, she stated that "no matter what you do, things just come out." The album's opening track "What You Waiting For?" discusses her desire to be a mother and in 2006, she and her then husband, Bush singer Gavin Rossdale, had a son named Kingston Rossdale. The fourth track "Cool" discusses Stefani's friendship with Kanal after he ended a romantic relationship with her in 1995.Love. Angel. Music. Baby. introduced the Harajuku Girls, an entourage of four Japanese women whom Stefani referred to as a figment of her imagination. The Harajuku Girls are discussed in several of the songs, including one named after and entirely dedicated to them. They appear in most of the music videos produced for the album and those for Stefani's second album The Sweet Escape (2006). Love. Angel. Music. Baby. includes various styles of music. Many songs are influenced by electro beats designed for club play. Producers Austin and Kanal incorporated R&B into the song "Luxurious" which contains a sample of The Isley Brothers' 1983 single "Between the Sheets". Jimmy Jam and Terry Lewis incorporate new jack swing, a fusion genre of R&B that the pair had developed and popularized during the mid-1980s. 
Question: What is the first name of the husband of the person who created the song "Cool"?
Output (English): Gavin.