<human>: My ex had a bunch of presents and Christmas cards delivered to my family while we were having our Christmas gathering. At first I didn't think much of it but it really upset my current girlfriend. She is extremely upset. 

I do agree that the situation of my family opening presents from my ex in front of us was a little uncomfortable but i wasn't sure what I could do at the time.

She got extremely mad at me and wants me to rectify this situation and prevent it from happening again. I am at my wits end reddit. 

I love this girl more than life itself and would walk to the ends of the earth for her. What can I do too make this better? Please help, I haven't slept for three days and I have no unbiased parties that I can confide in. Thank you reddit. You are all beautiful.

Can you summarize the given text in a few sentences?
<bot>: ex gf sent presents to a Christmas gathering where I brought the new gf for the first time. New gf is on the edge of breaking up with me over the situation because she thinks I don't care about her feelings