Give the correct form of the words: Although the old and wicked fairy was not invited, she came to the _____ anyway. (celebrate)

Although the old and wicked fairy was not invited, she came to the celebration anyway.

Dịch: Mặc dù bà tiên già và độc ác không được mời, nhưng dù sao cô ấy cũng đến dự lễ kỷ niệm.