Code-switching is a product of language contact between different languages or different varieties of a language. It is a key factor for achieving successful communication. Western scholars have conducted deep researches on code-switching from grammatical approach, sociolinguistic approach, psycholinguistic approach, conversational analysis approach and pragmatic approach. With reference to some constructive views on code-switching, scholars at home conduct more researches on code-switching in foreign language teaching, newspapers, journals and Internet language. TV entertaining program is an important part of people’s cultural life. However, researches on code-switching in this kind of program are fewer. This study chooses 55 episodes of Happy Camp from September of 2017 to September of 2018 as research data and transcribes，categorizes and tallies Chinese and English code-switching in this program. And then based on Poplack’s classification of code-switching and Yu Guodong’s Adaptation Model, syntactic features and pragmatic functions of code-switching in this program are explored.