New Delhi, Feb 21 (ANI): Kanye West has revealed about the friendship between his wife Kim Kardashian and Beyonce, saying that the singer keeps pictures of the reality star on her wall. The rapper said that Kardashian and Beyonce love and respect each other, an online portal reported. West added that when Beyonce is working on an album, she has pictures of Kardashian on the wall, because the reality star represents powerful women. He mentioned that Kardashian plays Beyonce's '7/11' video all the time and also for their daughter.