Nicki Minaj seemed to call Kanye West a “clown” during a performance of “Monster” at Essence Festival on Friday. Nicki Minaj cut short her performance of “Monster,” at Essence Festival on Friday night, remarking that she doesn’t “fuck with clowns.” The Kanye West track famously features what many fans believe to be Minaj’s best guest verse. After performing several of her biggest tracks including, “Do We Have A Problem,” “We …