“The bochur was moide that he was hiding a TV in his room.” (Weiser)

“Once the yeshiva had found out, the bochur was moide that he was attending college at night.” (Weiser)

“Seeing the results, he had to be moide that he was guilty of bad judgment.” (Weiser)

"Reb Moshe is moide if there is mechizos than you can make a Eruv. And the rabbonim verified that indeed there is shalosh mechizos." (source)