The SD Board Club set up an impromptu foam slide on Sun God Lawn Oct. 23. (Jessica Hsu/Guardian)The annual Chancellor’s Challenge 5K Run/Walk raised $195,563 for undergraduate scholarships on Oct. 23. (Daniel Yuan/Guardian)Hip-hop/indie-rock act Why? didn’t come on until after midnight at the Loft Oct. 23, two hours after they were scheduled to begin. Still, a packed house went wild. (John Hanacek/Guardian)