The release of Fuming Mouth’s new record, Last Day of Sun, comes with an added level of triumph. Not only is it the band’s sophomore LP, but it also marks lead singer and guitarist Mark Whelan’s official “return,” if you will. Before the writing of this album, Whelan was diagnosed with a life-threatening form of Acute Myeloid Leukemia. It was only three weeks before the band was going to begin recording that he got the news. He persevered through difficult treatments and returned to doing what he loves. Initially, this was to be a concept album, but it transformed into a sort of concept-reality hybrid. While undergoing treatment, Whelan rewrote melodies, drum patterns, and lyrics, infusing them with his thoughts and perspective influenced by what he was experiencing. There’s a real resilie...