Question: which pop band from the 1980s inspired the album that would spawn three commercially successful singles such as "Rich Girls," "What You Waiting for?" and "Hollaback Girl?"

"Why You Treat Me So Bad" is a 1987 single by Club Nouveau from their 1986 album "Life, Love & Pain."  The basic melodic hook of the song is taken from a hit by Club Nouveau member Jay King's previous project as producer, Timex Social Club (namely, the song "Thinkin' About Ya").  The song has been sampled later by other musicians and singer Gwen Stefani's 2004 solo debut album "Love.  Angel.  Music.  Baby. " was initially conceived after she listened to the song while being on tour with her rock band No Doubt. <SEP> American singer and songwriter Gwen Stefani has recorded material for three studio albums and one extended play (EP), and has been featured on songs on other artists' respective albums.  After releasing five studio albums with ska punk group No Doubt, in 2004 Stefani began work as a solo artist, developing her pop debut "Love.  Angel.  Music.  Baby. " in the same year.  It produced several top ten singles worldwide, including "What You Waiting For? ", "Rich Girl", and "Hollaback Girl", the latter of which was the first single to sell over a million digital copies in the United States.  The record contained work from a variety of producers and songwriters, including Linda Perry, Nellee Hooper, André 3000, and No Doubt bandmate Tony Kanal. " Cool", "Luxurious", and "Crash" were also released as the singles.  In 2005, Stefani released an extended play "Love.  Angel.  Music.  Baby.  (The Remixes)" and included the Richard X remix of "Cool", which topped the United States Dance Club Songs in November 2005.  Hip hop musician André 3000 made two appearances on the album, including on "Long Way to Go", and his alter ego "Johnny Vulture" on "Bubble Pop Electric". <SEP> Stentorian (Bengali: স্টেনটোরিয়ান ) is a heavy metal band from Bangladesh formed in early 2001.  Stentorian released one commercially successful album Protimuhurtey in 2005 and several commercially successful singles.  Their most popular songs include "Adrissho Juddho", "Bishonno Adhaar", "Bidrohi", "Jolosrot", "Anubhuti", "Mone pore na" and most recently "Chhobi".  Stentorian is regarded as one of the pioneers of the underground heavy metal music movement, which re-energized heavy metal in Bangladesh in this current decade.  Perhaps Stentorian is most notable for being led by three of the greatest Bangladeshi rock vocalists of all time, Real, Torsha and Tanim Sufyani" and for their commercially successful single "Bishonno Adhaar" where they featured Sumon from Aurthohin. <SEP> Gwen Renée Stefani ( ; born October 3, 1969) is an American singer, songwriter, fashion designer, actress, and television personality.  She is a co-founder and the lead vocalist of the band No Doubt that experienced major success after their breakthrough studio album "Tragic Kingdom" (1995) along with various successful singles, including "Just a Girl", "Don't Speak", "Hey Baby", and "It's My Life".  During the band's hiatus, Stefani embarked on a solo pop career in 2004 by releasing her debut studio album "Love.  Angel.  Music.  Baby.  It spawned three commercially successful singles: "What You Waiting For? ", "Rich Girl", and "Hollaback Girl", the latter reached number one on the "Billboard" Hot 100 while also becoming the first US download to sell one million copies.  In 2006 Stefani released her second studio album "The Sweet Escape".  The album produced two successful singles: "Wind It Up" and the album's title track "The Sweet Escape".  Her third solo album "This Is What the Truth Feels Like" was released in March 2016 and became her first solo number-one album on the "Billboard" 200. " Inspired by pop music from the 1980s, the album was met with both critical and commercial success.