Trending: Ariana Grande pays tribute to ex Mac Miller, Nicki Minaj and Cardi B involved in fight, and celebs support Serena Williams after dramatic U.S. Open final

In case you missed it, here’s what’s trending right now: Ariana Grande pays tribute to ex Mac Miller after his shock death, Nicki Minaj and Cardi B involved in fight at New York Fashion Week party, and celebs support Serena Williams after she’s fined for code violations during U.S. Open final.