Hayate the Combat Butler (Hayate the Combat Butler #30)

It isn't easy being a superstar idol singer who moonlights as an indie manga artist. Ruka is plumb worn out from the nonstop singing, schmoozing and self-publishing. Luckily, Hayate is there to save the day! He goes to work as Ruka's personal assistant... on top of his usual workload as a high school student, café worker and combat butler. If only there were someone to assist the assistant...