Accidental Skype Call- a Thomas-Brodie Sangster Fanfic

Thomas is a famous actor. Hannah is a normal woman with a obsession of Thomas Sangster.Ally is Hannah's best friend, dating Theo. Theo is ally's boyfriend, Thomas' best friend. What happens when Hannah makes a mistake in typing in a number?? Who will she call??? What will happen? Just a note that this does escalate to...