 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 . 
