Imagine working really hard writing a song, recording it and then actually hearing it play on the actual radio for everyone to hear? It truly must be an amazing feeling, since musicians always seem to have some strong, intense yet very real responses to hearing their tunes. Whether they're in the car or out and about somewhere, it's something that can only happen once in a lifetime and surely leaves an impact.
Click through the gallery to see exactly how stars have reacted to hearing their songs on the radio. Then tell us in the comments which of these reactions surprised you the most!