Drama situation...someone help me!?

so today i was getting some taylor swift tickets. and i tweeted about it and my friend texts me saying "how are you going to tswift" and i said "i have tickets..?" and she said "did you get them or did lauren" (the person im taking) and i said i did. and shes like ahh exciting! and i said yess im happy! i thought you were going or else i wouldve called you! and she said "i didnt even mention going? or even having a chance" and i said "i know but i thought your friends mentioned it or something haha idk" and she said" you dont need to lie about why your not taking me im not mad" and i said "haha im not lying i just thought i remembered people talking about it thats all" and she said "goodbye" i think shes being totally ridiculous and imr eally not lying and i texted her back saying "hahah wow thats ridiculous just because i thought of some people talking about it doesnt mean im lying" and she didnt respond. i think shes being sooo stupid but i hate fights. advice?!