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What was Girls' Generation's Lion Heart?
Lion Heart is the fifth Korean language studio album recorded by Girls' Generation.
Was Girls' Generation's Lion Heart a hit album?
Girl's Generation's Lion Heart experienced commercial acclaim in South Korea, staying atop the Gaon Album Chart for two weeks and becoming the 13th best-selling album of 2015 .
Did Girls' Generation's producuce any singles or just albums?
Girls' Generation have released nine studio albums and twenty-eight singles.

Question: Anything else interesting about Lion Heart?
Self-contained rewrite: Anything else interesting about Girls' Generations Lion Heart?