in their career. The single then debuted atop both the Gaon Digital Chart and the Gaon Download Chart on its first week, becoming the group's second Gaon chart-topper following "Red Flavor" in 2017. It was also the group's longest number one run on Gaon, having spent two weeks at No. 1 on both charts. The song eventually became the most downloaded song for the month of August on Gaon. In addition, it also debuted atop the Kpop Hot 100 for two weeks, surpassing their highest peak and consequently giving Red Velvet their first chart-topper there. Elsewhere, "Power Up" charted at number 6 on Billboard's World Digital Songs chart, selling 1,000 downloads in the United States in its first week. It also appeared on Singapore's "Top 30 Regional Streaming Chart" component, peaking at number 16 on the chart. Music video Credits Credits adapted from Summer Magic'' liner notes S.M. Entertainment Co., Ltd.executive producer Lee Soo-manproducer Kenzievocal director Yoo Young-jin (S.M. Booming System)recording engineer Lee Ji-hong (S.M. Lvyin Studio)digital editing Jung Eui-seok (S.M. Blue Cup Studio)mixing engineer, recording Kenzielyricist Moonshine (Ludvig Evers & Jonatan Gusmark)composer, arrangement Ellen Berg Tollbomcomposer Amanda Salsabilacomposer, arrangement Cazzi Opeiacomposer Red Velvetvocals Irenevocals, background vocals Seulgivocals, background vocals Wendyvocals, background vocals Joyvocals, background vocals Yerivocals, background vocals Cazzi Opeiabackground vocals Ellen Berg Tollbombackground vocals Charts Certifications Accolades Music program awards Release history See also List of Gaon Digital Chart number ones of 2018 List of M Countdown Chart winners (2018) List of Inkigayo Chart winners (2018) References 2018 singles 2018 songs Red Velvet (group) songs SM Entertainment singles Korean-language songs Songs written by Kenzie (songwriter) Gaon Digital Chart number-one singles Billboard Korea K-Pop number-one singles