 Stefani frequently refers to her clothing line in her music , as one of the brand 's promotional strategies . Stefani refers to her clothing line in her songs " Wind It Up , " " Harajuku Girls , " and " Crash " ( which even incorporates the brand 's slogan , " I want you all over me like L.A.M.B. " ) . Stefani is often seen wearing her own designs , especially when making public appearances . A thirty @-@ second commercial directed by Sophie <unk> was also released to promote the brand 's fragrance . 
