It's wrong to deceive your spouse.
Joe's coworkers are all going out for a drink after work.
Joe wants to go to the bar with his coworkers.
Joe texts his wife to let her know he'll be joining his coworkers for a drink after work.
Joe goes out to the bar without telling his wife.
Joe's wife is not worried and Joe has a great time with his colleagues.
Joe and his wife get into a fight when he comes home late smelling of alcohol.