Baechigi released a cute new MV teaser for upcoming track, "Boy Jump," which will feature the vocal talents of MAMAMOO's Wha Sa.

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The video itself includes cameo appearances by Ailee and Eru, both of whom look bothered as member Moo Woong falls 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!