["I ate my co-worker's cake, which was in the fridge", 'haha, was that intentional to get revenge on him/her. or just that you were hungry?', "I was hungry, I didn't' know it was his, and when he came back, there wasn't any cake remaining"]
haha. Did you tell him about it?
Eating someone's cake at work only to realize that there wasn't anymore left for them