Someone please help I'm on seasonique and started on the yellow pills on Sunday I forgot to take it on Monday?

and Tuesday on Wednesday I took two I know I didn't have to but anyway,its Friday and I still have not gotten my period.Has this happened to anyone else please help could I be pregnant or could it be because I missed two days in a role.I have been on these pills for a while now and this is the first time that I have missed on yellow pills I normally get my period by Wednesday so should I wait and see.Please help.