Red Velvet – Rookie (4th Mini Album)

Red Velvet (레드벨벳) is a five-member girl group under SM Entertainment. They debuted as four on August 1, 2014 with the single “Happiness”. Yeri was added to the group in March 2015. The group’s name represents its concept, defined by two different images, “Red” and “Velvet”. “Red” signifies their vivid and bold image, whereas “Velvet” reflects their classy and toned-down side. Songs like “Happiness”, “Ice Cream Cake”, and “Dumb Dumb” falling into the “Red” concept, in contrast to “Be Natural”, “Automatic”, and “One of These Nights” which falls into the “Velvet” concept, with “Russian Roulette” and “Rookie” falling in both “Red” and “Velvet” concepts.