 Clearly , the armies of industry professionals that put Beyoncé together aren 't sure of her core audience . A vague Saturday night TV , family entertainment feel gradually give way to a more intriguing cross between Liza Minelli showbiz and thumping R & B. However , a ticker tape festooned Crazy In Love and a belting Work It Out suggest Beyoncé is best sticking to her roots . Bizarrely , if implausibly , she put the carnage down to her tour manager falling off stage , but at least she 's grasped one showbiz adage : the show must go on . 