Sakuya teases Nagi explaining that she is so bratty that she can't take care of young children. Furious, she asks Hayate to go out and find her kids to take care of.
I'd love it if you all memorized it 
and sang it at karaoke!
¡Me encantaría que todos la memorizasen 
y la cantasen en el karaoke!
Eu adoraria se todos vocês decorassem 
ela e a cantassem num karaokê!