"Hot Girl Summer" is a song by American rapper Megan Thee Stallion featuring Trinidadian rapper Nicki Minaj and American singer Ty Dolla Sign, released on August 9, 2019, by 300 Entertainment. It was written by all three artists alongside Syed Hossain, Derrick Milano, and producers Crazy Mike, Juicy J, & Bone Collector, with additional writing credits going to Earl On The Beat, JT (from City Girls), and Lil Yachty for the sampling of City Girls' 2019 song "Act Up"; the song was produced by Bone Collector, Juicy J, and Crazy Mike and engineered by Irving Gadoury. Commercially, the song debuted and peaked at number eleven on the Billboard Hot 100. On Billboard's Rhythmic Songs airplay chart, it became Megan Thee Stallion's first number one, Nicki Minaj's eighth, and Ty Dolla Sign's third.