MBC's 'Music Core' is back once again with another fun and exciting show!

Today's show was guided by none other than Girls' Generation's Tiffany, Taeyeon, and Seohyun who displayed their fun and dorky aegyo as always.

Jo Kwon made his solo debut with "I'm Da One", and SISTAR returned with their new summer single, "Loving U".

Girl group CHI CHI also held their comeback stage with "Love is Energy".

Check out the adorable MC cuts below!

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Performances from today's show include:�M.I.B, Wonder Girls, G.NA, INFINITE, f(x), After School, TEEN TOP, Dal Shabet, Boyfriend, Dalmatian, JJ Project, A-JAX, Guckkasten, Juniel, MYNAME, CROSS GENE, Gang Kiz, and F.I.X!

Check them out below, and be sure to check out the debut/comeback stages for today by clicking the song names above!

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< F.I.X >



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< CROSS GENE >



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< Gang Kiz >



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< A-JAX >



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< Juniel >



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< MYNAME >



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< Dalmatian >



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< Boyfriend >



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< Guckkasten >



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< Dal Shabet >



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< M.I.B >



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< JJ Project >



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< G.NA >



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< TEEN TOP >



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< After School >



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< INFINITE >



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< f(x) >



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< Wonder Girls >



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