Please help am i wrong to be mad?

today i was waiting in for a delivery when they came our doorman accepted it and called us to collect whilst they was dropping it off my girlfriend decides make up is more important by the time she ****** about we missed them and only got one of our deliverys and her present wasnt delivered we was ment to go shopping for xmas dinner but i had to stay in to get the delivery instead she went to her sisters to drop off presents she said was only for 2 hours so would be back to go shoppin instead 7 hours later she turnes up to pissed didnt phone the delivery company so now no presents no xmas dinner and she collapses in bed at 10 at night am i wrong to be pissed off