O-Town is a pop music group formed in 2000 through the reality television show Making the Band. The original members are Trevor Penick, Jacob Underwood, Dan Miller, Erik-Michael Estrada, and Ashley Parker Angel. They gained popularity with hits like "All or Nothing" and released their self-titled debut album in 2001. The group disbanded in 2003 but reunited in 2013, releasing new music and touring. O-Town is known for their harmonies and catchy melodies, appealing to fans of early 2000s pop music. They continue to perform and engage with their audience through social media platforms.