Baechigi is a subway nuisance to Ailee and Eru in teaser for 'Boy Jump' featuring MAMAMOO's Wha Sa

Baechigireleased a cute new MV teaser for upcoming track, "Boy Jump," which will feature the vocal talents ofMAMAMOO'sWha Sa.

The video itself includes cameo appearances byAileeandEru, both of whom look bothered as memberMoo Woongfalls asleep on their shoulders.  In the end, Ailee takes out her anger at him, but immediately bursts out laughing.

The track sounds just as quirky and fun as the MV, so stay tuned for the full release on August 29!