"
You’re so indecisive, what I’m saying
Tryna catch the beat, make up your heart
Don't know if you're happy or complaining
Don't want for us to end, where do I start
He is trying to say that if she's happy in their relationship or not. Make up ur f**king mind because I'm not going to wait forever. He doesn't want this to end but what is he f**king suppose to do. The girl doesn't tell him the real sh*t and he's confused as hell.
Maybe it's about Selena Gomez.