Children's animation about a teenage band that discover a magic note, much to the chagrin of the record company moguls. Freefonix and the Mantis go into a musical battleground. Roborapper Flap, an old friend of Freez's, comes to Los Bosmos as the biggest rap star in the city. There is some bad blood between these two, something which is not helped when Sugar informs Freez that Flap is a potential 13th note guardian.