With the weather slowly starting to heat up, Hot 97 just announced the lineup for Summer Jam 2015. With last year featuring Nicki Minaj x Drake x Lil Wayne performance, G-Unit's reunion, and much more NYC's OG radio station plans to follow up 2014's show with an even better one. This year, Kendrick Lamar, Chris Brown, Big Sean and G.O.O.D. Music, Meek Mill, Omarion, Ty Dolla Sign & Friends, Childish Gambino, Fabolous, Trey Songz, and more. You can officially purchase tickets now, via TicketMaster.