Additionally, the song may have personal meaning for the listener. For example, it may remind them of a past relationship or a loved one they have lost. This can make the song even more emotional, and it can cause the listener to cry.
Ultimately, the reason why someone cries at the end of "What Am I Gonna Do About Reba" is personal and unique to that individual. The song's emotional lyrics and music can create a powerful experience for many people, and it can evoke a variety of emotions, including tears.