The aim of this study is to describe the interference of foreign languages into
Indonesian on the YouTube channel "Londokampung." The research employs a
qualitative descriptive method. The data and data sources for this study were taken
from the discourse of Cak Dave or Londokampung on the YouTube channel
"Londokampung" with the title 'GOKIL!!! Foreign Teacher Teaches English in Rural
School, All Students Shocked!' uploaded on December 8, 2021. Data collection
techniques included observation, note-taking, and recording. The analysis technique
used descriptive analysis. The identified interferences in this study are lexical,
phonological, and morphological. The significance of interference in this research lies
in its role as a supporting theory in the study of interference. It is a reference for
students, especially those studying Indonesian Language and Literature Education
(PBSI) at UMP, to delve further into similar research. The results of this analysis are
expected to contribute to public knowledge about sociolinguistic studies related to the
interference of foreign languages in Indonesian society.