The boys of B2ST participated for the OST (soundtrack) of MBC's sitcom "All My Love." by releasing a track titled 'Loving U' earlier today. The track is nice and upbeat, which fits with the sitcom very well. Check it out below and remember to support by purchasing the music. All My Love stars Kim Kab Soo, Park Mi Sun, Jo Kwon, Son Ga-In, Yoon Doojoon, Yoon Seung Ah, Jun Tae Soo, Yeon Woo Jin, Kim Young Ok, Bang Eun Hee, Jung Ho Bin, and Kim Na Young. The sitcom is based on the fusion between a poor, kind family, and a selfish, rich family, where the mother (Park Mi Sun) of the greedy twins, Geum Ji (Ga-In) and Ok Yeob (Jo Kwon), remarries to a school director, Kim Kab Soo [Thanks to everyone who sent this in.]