On a late summer evening, 1,100 fans crammed into New York City’s Irving Plaza for a sold-out stop on pop-punk icon band Bowling for Soup’s A Hangover You Don’t Deserve tour. Under the diffused glow of purple and yellow stage lights, fans swayed and sang along, some lifting children onto their shoulders. Twenty years after the album’s release, the Wichita Falls–born, Denton-based band is somehow still adding new listeners alongside a base of devotees who’ve grown up with the band’s endearingly zany anthems. Bowling for Soup (BFS) is also celebrating three decades as a band this year. From the stage, front man Jaret Reddick reflected on the band’s sustainability: “Here we are thirty years in and more people come to our shows than ever, and I…