The hive has already unleashed onto her page and sources are spilling T that Bey is referring to Rita Ora, along with Rachel Roy in "Lemonade."
(http://s31.postimg.org/99el6ucs7/Cg54bd4_Wg_AAZWHI_jpg_large.jpg) (http://postimg.org/image/99el6ucs7/)
http://radaronline.com/photos/beyonce-jay-z-cheating-scandal-lemonade-mistress-rita-ora/photo/1288259/
http://www.lovebscott.com/news/you-too-girl-the-internet-thinks-rita-ora-is-the-real-becky-thanks-to-these-photos
Sorry if this is a repost or was already discussed.