+44 is an American rock band formed in 2005 by Mark Hoppus and Travis Barker of Blink-182, along with Craig Fairbaugh. The band's name is a reference to the international dialing code for the United Kingdom, where Hoppus and Barker were living at the time. +44's music is characterized by its catchy melodies, upbeat tempos, and introspective lyrics. The band has released three studio albums, including their self-titled debut in 2006, "When Your Heart Stops Beating" in 2009, and "145" in 2014. +44 has toured extensively throughout the world and has shared the stage with bands such as Fall Out Boy, My Chemical Romance, and Weezer.