Chapter 7 page 132

 A montage of the robots flipping sheets in the air, folding laundry and playing with static electricity to get things to stick to their hair.
(Laundrybots: Hee hee hee
Emmie: Ha ha ha ha
Prince: Ha ha ha
Morio: Be careful…)
Emmie: That was so much fun! I wish today would never end!
Prince: Same! I’m so glad I met you guys! 
Morio: I will never forget it.