The second season begins with Joe, Nick and Kevin arriving in Italy for the first stop on a European tour.
Healthy living is the focus.
The brothers take part in a songwriting session and explain how they create melodies and lyrics.
Kevin, Joe and Nick share stories that inspired some of their songs.
The guys visit a children's hospital in Newcastle, England, and play basketball with a Special Olympics team.
The guys select a fan to record a song with Joe and then ask her to perform it on stage with the band.
The guys visit Real Madrid Stadium in Spain and challenge each other to a game of soccer.
The guys are forced to cancel a concert in Zurich, Switzerland, after Nick gets sick.
Joe visits famous European theaters to indulge his passion for acting.
Nick discusses his passion for politics, baseball and songwriting.
The guys conclude their European tour in Paris and are joined on stage by a local dance group.