Boom! (8)

English language spin-off of [a753599] (!BuM!) featuring [a753599]'s female vocalist, Katia, as the center. Boom! released the English version of [a753599]'s 2007 hit single, "Kanikuly", as "How Do You Do?" in the UK in 2009. Boom! quietly ceased activities and disbanded in 2010 although [a753599] is still active today.