MAMAMOO's Solar released the tracklist of her 5th 'Solar's Emotion' series.�

'Solar's Emotion' is Solar's solo project. So far, she has released a total of 4 tracks. The latest release,�a remake of "A Person Who Gives Happiness", was on her birthday in February.

This month, she's coming back with the 5th 'Solar's Emotion' which will include 2 tracks titled "Lonely People" and "Autumn Letter".�

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'Solar's Emotion' Part 5 will be out on October 17.�