What group formed in 2010 by Starship Entertainment released their fourth extended play on June 21, 2016?
Sistar Sistar (, often stylized as SISTAR) was a South Korean girl group formed in 2010 by Starship Entertainment. The group consisted of Hyolyn, Bora, Soyou, and Dasom. Their debut studio album "So Cool" was released on 9 August 2011. Their second album, "Give It to Me," was released on 11 June 2013. Their biggest hits include "So Cool", "Alone", "Touch My Body", "Loving U" and "Give It to Me". Their fourth single, "So Cool," debuted at number one at "Billboard" Korea K-Pop Hot 100 singles chart.
Topp Dogg ToppDogg (Korean: 탑독 ) is a six-member hip-hop boy group from South Korea formed by Cho PD formerly under Stardom Entertainment in 2013. Stardom Entertainment was then acquired by and merged into Hunus Entertainment, and ToppDogg is now under Hunus Entertainment. ToppDogg have released 1 full album, 4 mini-albums and 3 repackage albums. On 29 September 2017, it was announced that Hansol left the group, Nakta terminated his contract and P-Goon will enlist in army.