In quickplay mode, players choose songs from a list to play. In world tour mode, players can play songs in venues (public places) in cities around the world. Rock Band 2 also has a practice mode, where players can play a song without failing out of it. Players can choose one of four skill levels to play. The skill levels are Easy, Medium, Hard, and Expert.The songs in Rock Band 2 are sorted by how hard they are to play. Zero dots means the song is one of the easiest to play, and five red dots means that the song is one of the hardest. Players can play solo (by themselves) or with other people.