Yellow Flower is the sixth extended play (EP) by South Korean girl group Mamamoo. It was released by RBW on March 7, 2018 and distributed by LOEN Entertainment. The EP contains seven total songs, including the singles "Paint Me" and "Starry Night". The EP is the first album under the Four Seasons, Four Colors project.

"Starry Night" is a song by South Korean girl group Mamamoo. It was released on March 7, 2018, as the second single from the group's seventh EP Yellow Flower, the first EP in a series of releases focusing on each member. A dance-pop and Latin-inspired track, "Starry Night" was written by Moonbyul, Park Woo-sang, and Kim Do-hoon, with music and arrangement performed by the latter two. The song peaked at number two on the Gaon Digital Chart and earned the group their first-ever music recording certification, after surpassing 100 million streams according to the Gaon Music Chart.