I think my 2 month old is seeing some thing coses see is trying to talk and u can hear her talking to someone?

my grand mother died 3years ago and she told me that see wanted to be here when i have a kid but she did not make it and then my uncle died 1 year ago in may and i think it is them coming to see her but i do not know coses i am getting a felling that i am being watched at work but i am working buy my self in the mild of now were can some one help i am getting creep ed out and i went to know what i can do