JAY1's song TEE is about his rise to fame and success in the music industry. He talks about how he used to play sports in his hometown of Binley, but now he's touring in Sydney and making money from his music. The song also references his connections with other artists, like F and P, and how he's made a name for himself in the industry. Overall, TEE is a braggadocious track that highlights JAY1's confidence and success.