Should I let it go or apologize today?

I went away this weekend and spent 2 days with my friends all of us 25. One of the being a girl I'm really into. She was paying attention to another guy and i was hurt over it. So I was really nasty towards her and just being a total douche. I was drunk and said some not very nice things , so tomorrow I'm gonna text her and tell her i want to see her in person and show her how sorry I really am. Should I do that? Hope she answers i want to regain her interest also. I hope I don't backout cause I'm such an idiot. This is eating my alive