Complex sentence: On Lexy's first album, "LEXURY", Park Teddy of 1TYM composed the song Let Me Dance and Song Baek Kyoung also from 1TYM composed the song Up And Down.
Split into simpler sentences: On Lexy's first album, Lexury, Park Teddy of 1TYM composed the song, Let Me Dance. And Song Baek Kyoung of 1TYM composed the song, Up And Down.