ok so im really sick right not to the point wheere i get dizzy when i get up

and today about 11:00 this girl texted me saying iwas calling her and her mom called me ad kept callingme but i didnt pick up so she texted me saying im gonna regret everything and mind you i never called her or anything so im thinking i should go ad talk to the principal but my question is i dont know if i should go now or on monday