 At the party that evening , Boq tries to tell Nessarose the real reason he invited her , but is unable to hurt her feelings . She is becoming infatuated with him . Madame Morrible arrives to tell Glinda that she can join her sorcery class , at Elphaba 's request . Elphaba herself arrives , wearing the hat Galinda gave her , a witch 's hat . The other students laugh and stare while Elphaba awkwardly dances on her own . Glinda feels terrible , and goes to dance with Elphaba . Soon everyone joins them , and the two girls look at each other in a new light . 
