The purpose of this study is to identify the types and the function of code mixing found in Shasa Zania and Kiara Leswara on their youtube channels. The methodology that is used in this study is qualitative research method, and the research design is case study. The result of this study show that there are 3 types of code mixing namely insertion, alternation, and congruent lexicalization. Starting from Insertion 56,25%, alternation 26,04%, and finally congruent lexicalization 17,71% the total is 100%. Moreover, the research also showed that 5 function of code mixing were found in the videos such as talking about particular topic, intention of clarifying the speech content for interlocutor, interjection, being empathetic about something, and repetition used for clarification. Starting from talking about particular topic 34,5%, intention of clarifying the speech content for interlocutor 29,6%, interjection 17.3%, being empathetic about something 9.9%, repetition used for clarification 8.7%.