Camila Cabello vs. Fifth HarmonyFans of the girl group Fifth Harmony were shocked when the group announced on Twitter that they had been informed through Cabello's manager that she would be leaving the group to focus on her solo career. This led to public a back-and-forth between the two parties over how exactly the split went down.
Also Read:Fifth Harmony Takes Fans Inside Drama With Camila Cabello
Lady Gaga vs. MadonnaMadonna had previously accused Lady Gaga of ripping off "Express Yourself" in her 2011 single "Born This Way," and the feud between the pop stars was reignited in 2016 when Gaga said in a Beats 1 interview that "[Madonna]’s a nice lady, and she’s had a fantastic huge career ... [but] what I do is different. I’m not just rehearsing over and over again to put on a show."
Also Read:Lady Gaga Says She’s Not Like Madonna: ‘I Write All My Own Music’ (Video)
Noah Galvin vs. Colton Haynes
"The Real O'Neals" star Noah Galvin first came out swinging with an unfiltered interview in which he called Haynes' coming out "f—ing p—y bullshit," which the former "Arrow" star later said was "absolutely uncalled for." Swift criticism led Galvin to issue an apology just a few hours later.
Dwayne Johnson vs. Vin Diesel
Dwayne "The Rock" Johnson went off on some of his male "Fast 8" co-stars on Instagram, calling them "candy asses" and unprofessional, leading TMZ to report that he was referring to co-star and producer Vin Diesel.
Calvin Harris vs. Taylor Swift
Harris and Swift's split seemed amicable at first, but then reports began to surface claiming that Swift ghostwrote his summer hit, "This Is What You Came For." Harris clearly believed Swift's reps were behind the leak, tweeting that it was a "hurtful" attempt by her and her team to make him look bad following their break-up.
Also Read:Calvin Harris Calls Out Taylor Swift Over Songwriting Drama
Skai Jackson vs. Azealia Banks
Disney Channel star Skai Jackson won praise from social media when she shut down Twitter troll Azealia Banks by telling the rapper to "simmer down a little" after one of her many race-focused rants.
Demi Lovato vs. Taylor Swift
A bevy of stars came out in defense of Kesha in her dispute with Sony and music producer Dr. Luke, but Demi Lovato wasn't satisfied by Taylor Swift's choice to donate money to help cover the singer's legal fees. "Take something to Capitol Hill or actually speak out about something and then I'll be impressed," she wrote.