Sunny Hill's new single will help employees deal with going back to their jobs after every weekend. The K-pop girl group wants to let workers around the world know they also sing, and dance, "Monday Blues." The song will be on their upcoming five-track LP "Part.A"

The 1theK! group released a performance version music video for their newest single "Monday Blues." The choreography is flawlessly performed by the singers, who are dressed as sultry secretaries, 

Sunny Hill is known for sending special messages to their fans. This time, the band wants to help ease workaday suffering with an electronic reggae tune that combines percussions and strings.

According to the official YouTube channel, the new song is about "the exhaustion people feel when the weekend ends and Monday begins."  

With lyrics like "Wrap this up before you go" and "Do one more before you leave," the women are empathetic to the plight of the oppressed employed. Sunny Hill offers up "the shocking idea of Monday = fun day, to everyone who starts counting down to Friday as soon as the week begins."

Sunny Hill consist of Misung, Jubee, Seung Ah and Kota. They debuted as a co-ed group on September 20, 2007, with the album "Love Letter," which picked up an award Excellent Newcomer Album. After releasing the singles "Mamma Mia" and "Pit-A-Pat" for under Nega Network," Sunny Hill changed labels to LOEN Entertainment, now known as 1theK!, in 2011.

In 2012, Sunny Hill made a comeback as a four-member girl group with the digital single "Is The White Horse Coming?"