It had been announced on October 12 by WM Entertainment that B1A4 would hold their first solo concert, BABA B1A4.
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As B1A4 hosted their first solo concert, BABA B1A4, fans from all over the world sent gifts and donations to B1A4, measuring up to approximately 2 tons of rice, 2,356 coal briquettes, 300 eggs, 300 kg of pet food, and 10 mango trees.