A band of supervillains is kicking up some serious buzz on Twitter. According to the social-media company, Suicide Squad is the most tweeted upcoming summer movie coming out in the next three months. The film, out on August 4 and starring Will Smith and Margot Robbie, garnered a million tweets between March 1 and May 26. ‘She’s mad about the Joker’: Margot Robbie on playing Harley Quinn in Suicide Squad Online conversation was boosted around the movie thanks to a Joker Twitter emoji with the hashtag #JokerWasHere – shared by the new Joker, Jared Leto, to his 2.27 million followers – and an April trailer that had more than 130,000 retweets and 170,000-plus likes. Following behind in the same time frame were: the upcoming Pixar sequel Finding Dory with 869,000 tweets; Paul Feig’s all-female Ghostbusters with 565,000 tweets; the romance Me Before You with 329,000 tweets; the sequel Teenage Mutant Ninja Turtles: Out of the Shadows with 251,000 tweets; and the fantasy video game adaptation Warcraft with 244,000 tweets. Two high-profile movies out right now have also proven very popular on Twitter. Captain America: Civil War , which featured several character emojis and fans pledging allegiance to #TeamCap or TeamIronMan in various ways, generated 10.4 million tweets in the time period, while X-Men: Apocalypse rang up 1.8 million.