"Hey Mama" by Black Eyed Peas is an upbeat song that encourages listeners to let loose and dance. The lyrics consist of a catchy chorus that tells the listener to move their body and groove to the beat. The verses boast about the Black Eyed Peas' musical abilities and their ability to bring energy and excitement to any party. The post-chorus emphasizes the importance of moving your body and feeling free, while the bridge emphasizes the endurance of the band's music, claiming that they will continue to make and perform music indefinitely. Overall, the song is an upbeat, energetic track meant to encourage dancing and having fun.