ABSTRACT Putraesa, Harreno Atnis (2021): Investigating Taboo Utterances In Bruno Mars' Song Lyrics: Implication For ELT Materials. A paper. Magelang: English Department, Faculty of Education and Teachers’ Training, Tidar University. Moch. Malik Al Firdaus, S.Pd., M.Pd. as the first consultant, Widya Ratna Kusumaningrum, M.Ed., M.Pd. as the second consultant. Keywords: ELT, Sociolinguis…