But after the lights came on for the regular season, the Bulls have been a disaster, going 7-14 to give Boylen a 24-55 overall record. “Yeah, there have been a lot [of ups and downs],’’ said Zach LaVine, who scored a game-high 28 points. ‘‘I’m just glad to get back on that winning [track]. We need to get it going before it’s too late.’’