The simmering feud between Nicki Minaj and Cardi B exploded during the Harper’s Bazaar ICONS fashion week party over the weekend, leaving the “Bodak Yellow” singer with a ripped gown, a missing shoe and a bump on her forehead. It all began when Minaj stepped on the train of her rival’s extravagant Dolce and Gabbana gown while posing for a picture with other celebrities.