Bbt question

Alexandra • 23🦋 Jordan’s mommy - born 06-06-2019👼🏼 Baby #2 due 07-03-2020🌈

I had a couple drinks last night and only slept for 3 hours. Now this morning I had a temp rise but I’m suspecting maybe it’s a fluke because of last night? Since I usually ovulate around CD 21. When you are sleep deprived or have a drink does it affect your bbt?