B2ST's Hyunseung, and�A Pink's Eunji and Namjoo had a cozy party together.

Photos of the three idols' meeting have been keeping netizens guessing as to what the occasion was for. The only hint seems to be a cake on top of the table in front of them as well as presents.

Netizens commented, "Is it someone's birthday?", and�"None of them have a birthday in December", while�others guessed that it was just a friendly meeting.

A representative from A-Cube Entertainment commented, "The three had a special exchange recently. This project will be revealed soon," increasing anticipation.