Jennifer Lopez and Marc Anthony are lovey-dovey in public, but insiders say they’ve hit a rough patch in their marriage. “There was a fight on New Year’s Eve,” said a source who saw Lopez that night. Another spy said, “There was a fight after she performed at the Super Bowl, and when she had an album-listening party in Miami two months ago, there was an issue.” According to this source, Lopez stood up and talked about her upcoming album and ...