Fans are getting super hyped to hear that the Wonder Girls�may be changing things up by making a comeback as a 4-member group this time around including Sunmi.�But there looks to be even more changes for their comeback this year, as they're rumored to be returning not as an idol dance group, but as an idol band!

The rumors have spread because many insiders in the music scene have seen the Wonder Girls carry around instruments to and from the practice rooms. Yubin has reported to be on drums, Lim on guitar, Sunmi on bass, and Yenny on keyboards.

Insiders also said that the Wonder Girls' MV filming, which took place in Namyangju, Gyeonggi province, was filmed with a band concept.

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The Wonder Girls are said to be planning to return around August (one article speculates the specific date is August 3). Stay tuned for any updates to come!