UJU's Outfit:

(After Wheein)
Song:

https://youtu.be/Ho9tydt8J_A

She wanted to sing one of her unreleased songs. As soon she started singing it, they already knew what song it was. The MooMoos started screaming.

Dance:

https://youtu.be/MPbtoPLkbZ8

(The first group) (After she blew a kiss to the camera)

When they meet up to the front she's by Moonbyul.

https://youtu.be/zN5_dIfUgOk

Dance:

https://youtu.be/A5fSAqnhfmc

Starry night:

https://youtu.be/Y_7kQL119lc

Dance:

https://youtu.be/DglyJkcJNfs

Of course, the dances aren't the same as the video. But you get the idea. She moving with them with a charismatic smile and sharp moves.